1 | <?php |
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2 | // +-----------------------------------------------------------------------+ |
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3 | // | Piwigo - a PHP based photo gallery | |
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4 | // +-----------------------------------------------------------------------+ |
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5 | // | Copyright(C) 2008-2013 Piwigo Team http://piwigo.org | |
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6 | // | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net | |
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7 | // | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick | |
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8 | // +-----------------------------------------------------------------------+ |
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9 | // | This program is free software; you can redistribute it and/or modify | |
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10 | // | it under the terms of the GNU General Public License as published by | |
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11 | // | the Free Software Foundation | |
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12 | // | | |
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13 | // | This program is distributed in the hope that it will be useful, but | |
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14 | // | WITHOUT ANY WARRANTY; without even the implied warranty of | |
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15 | // | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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16 | // | General Public License for more details. | |
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17 | // | | |
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18 | // | You should have received a copy of the GNU General Public License | |
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19 | // | along with this program; if not, write to the Free Software | |
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20 | // | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
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21 | // | USA. | |
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22 | // +-----------------------------------------------------------------------+ |
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23 | |
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24 | /** |
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25 | * @package functions\notification |
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26 | */ |
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27 | |
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28 | // TODO : use a cache for all data returned by custom_notification_query() |
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29 | |
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30 | |
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31 | /** |
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32 | * Get standard sql where in order to restrict and filter categories and images. |
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33 | * IMAGE_CATEGORY_TABLE must be named "ic" in the query |
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34 | * |
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35 | * @param string $prefix_condition |
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36 | * @param string $img_field |
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37 | * @param bool $force_one_condition |
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38 | * @return string |
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39 | */ |
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40 | function get_std_sql_where_restrict_filter($prefix_condition, |
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41 | $img_field = 'ic.image_id', |
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42 | $force_one_condition = false) |
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43 | { |
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44 | return get_sql_condition_FandF( |
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45 | array( |
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46 | 'forbidden_categories' => 'ic.category_id', |
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47 | 'visible_categories' => 'ic.category_id', |
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48 | 'visible_images' => $img_field |
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49 | ), |
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50 | $prefix_condition, |
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51 | $force_one_condition |
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52 | ); |
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53 | } |
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54 | |
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55 | /** |
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56 | * Execute custom notification query. |
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57 | * |
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58 | * @param string $action 'count', 'info' |
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59 | * @param string $type 'new_comments', 'unvalidated_comments', 'new_elements', 'updated_categories', 'new_users' |
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60 | * @param string $start (mysql datetime format) |
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61 | * @param string $end (mysql datetime format) |
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62 | * @return int|array int for action count array for info |
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63 | */ |
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64 | function custom_notification_query($action, $type, $start=null, $end=null) |
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65 | { |
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66 | global $user; |
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67 | |
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68 | switch($type) |
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69 | { |
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70 | case 'new_comments': |
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71 | { |
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72 | $query = ' |
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73 | FROM '.COMMENTS_TABLE.' AS c |
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74 | INNER JOIN '.IMAGE_CATEGORY_TABLE.' AS ic ON c.image_id = ic.image_id |
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75 | WHERE 1=1'; |
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76 | if (!empty($start)) |
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77 | { |
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78 | $query.= ' |
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79 | AND c.validation_date > \''.$start.'\''; |
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80 | } |
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81 | if (!empty($end)) |
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82 | { |
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83 | $query.= ' |
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84 | AND c.validation_date <= \''.$end.'\''; |
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85 | } |
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86 | $query.= get_std_sql_where_restrict_filter('AND'); |
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87 | break; |
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88 | } |
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89 | |
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90 | case 'unvalidated_comments': |
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91 | { |
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92 | $query = ' |
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93 | FROM '.COMMENTS_TABLE.' |
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94 | WHERE 1=1'; |
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95 | if (!empty($start)) |
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96 | { |
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97 | $query.= ' |
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98 | AND date > \''.$start.'\''; |
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99 | } |
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100 | if (!empty($end)) |
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101 | { |
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102 | $query.= ' |
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103 | AND date <= \''.$end.'\''; |
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104 | } |
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105 | $query.= ' |
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106 | AND validated = \'false\''; |
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107 | break; |
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108 | } |
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109 | |
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110 | case 'new_elements': |
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111 | { |
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112 | $query = ' |
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113 | FROM '.IMAGES_TABLE.' |
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114 | INNER JOIN '.IMAGE_CATEGORY_TABLE.' AS ic ON image_id = id |
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115 | WHERE 1=1'; |
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116 | if (!empty($start)) |
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117 | { |
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118 | $query.= ' |
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119 | AND date_available > \''.$start.'\''; |
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120 | } |
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121 | if (!empty($end)) |
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122 | { |
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123 | $query.= ' |
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124 | AND date_available <= \''.$end.'\''; |
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125 | } |
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126 | $query.= get_std_sql_where_restrict_filter('AND', 'id'); |
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127 | break; |
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128 | } |
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129 | |
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130 | case 'updated_categories': |
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131 | { |
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132 | $query = ' |
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133 | FROM '.IMAGES_TABLE.' |
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134 | INNER JOIN '.IMAGE_CATEGORY_TABLE.' AS ic ON image_id = id |
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135 | WHERE 1=1'; |
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136 | if (!empty($start)) |
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137 | { |
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138 | $query.= ' |
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139 | AND date_available > \''.$start.'\''; |
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140 | } |
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141 | if (!empty($end)) |
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142 | { |
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143 | $query.= ' |
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144 | AND date_available <= \''.$end.'\''; |
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145 | } |
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146 | $query.= get_std_sql_where_restrict_filter('AND', 'id'); |
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147 | break; |
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148 | } |
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149 | |
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150 | case 'new_users': |
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151 | { |
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152 | $query = ' |
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153 | FROM '.USER_INFOS_TABLE.' |
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154 | WHERE 1=1'; |
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155 | if (!empty($start)) |
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156 | { |
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157 | $query.= ' |
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158 | AND registration_date > \''.$start.'\''; |
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159 | } |
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160 | if (!empty($end)) |
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161 | { |
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162 | $query.= ' |
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163 | AND registration_date <= \''.$end.'\''; |
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164 | } |
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165 | break; |
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166 | } |
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167 | |
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168 | default: |
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169 | return null; // stop and return nothing |
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170 | } |
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171 | |
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172 | switch($action) |
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173 | { |
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174 | case 'count': |
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175 | { |
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176 | switch($type) |
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177 | { |
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178 | case 'new_comments': |
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179 | $field_id = 'c.id'; |
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180 | break; |
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181 | case 'unvalidated_comments': |
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182 | $field_id = 'id'; |
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183 | break; |
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184 | case 'new_elements': |
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185 | $field_id = 'image_id'; |
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186 | break; |
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187 | case 'updated_categories': |
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188 | $field_id = 'category_id'; |
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189 | break; |
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190 | case 'new_users': |
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191 | $field_id = 'user_id'; |
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192 | break; |
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193 | } |
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194 | $query = 'SELECT COUNT(DISTINCT '.$field_id.') '.$query.';'; |
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195 | list($count) = pwg_db_fetch_row(pwg_query($query)); |
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196 | return $count; |
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197 | break; |
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198 | } |
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199 | |
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200 | case 'info': |
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201 | { |
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202 | switch($type) |
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203 | { |
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204 | case 'new_comments': |
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205 | $field_id = 'c.id'; |
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206 | break; |
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207 | case 'unvalidated_comments': |
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208 | $field_id = 'id'; |
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209 | break; |
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210 | case 'new_elements': |
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211 | $field_id = 'image_id'; |
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212 | break; |
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213 | case 'updated_categories': |
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214 | $field_id = 'category_id'; |
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215 | break; |
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216 | case 'new_users': |
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217 | $field_id = 'user_id'; |
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218 | break; |
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219 | } |
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220 | $query = 'SELECT DISTINCT '.$field_id.' '.$query.';'; |
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221 | $infos = array_from_query($query); |
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222 | return $infos; |
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223 | break; |
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224 | } |
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225 | |
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226 | default: |
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227 | return null; // stop and return nothing |
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228 | } |
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229 | } |
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230 | |
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231 | /** |
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232 | * Returns number of new comments between two dates. |
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233 | * |
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234 | * @param string $start (mysql datetime format) |
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235 | * @param string $end (mysql datetime format) |
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236 | * @return int |
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237 | */ |
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238 | function nb_new_comments($start=null, $end=null) |
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239 | { |
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240 | return custom_notification_query('count', 'new_comments', $start, $end); |
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241 | } |
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242 | |
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243 | /** |
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244 | * Returns new comments between two dates. |
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245 | * |
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246 | * @param string $start (mysql datetime format) |
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247 | * @param string $end (mysql datetime format) |
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248 | * @return int[] comment ids |
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249 | */ |
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250 | function new_comments($start=null, $end=null) |
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251 | { |
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252 | return custom_notification_query('info', 'new_comments', $start, $end); |
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253 | } |
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254 | |
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255 | /** |
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256 | * Returns number of unvalidated comments between two dates. |
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257 | * |
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258 | * @param string $start (mysql datetime format) |
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259 | * @param string $end (mysql datetime format) |
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260 | * @return int |
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261 | */ |
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262 | function nb_unvalidated_comments($start=null, $end=null) |
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263 | { |
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264 | return custom_notification_query('count', 'unvalidated_comments', $start, $end); |
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265 | } |
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266 | |
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267 | |
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268 | /** |
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269 | * Returns number of new photos between two dates. |
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270 | * |
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271 | * @param string $start (mysql datetime format) |
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272 | * @param string $end (mysql datetime format) |
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273 | * @return int |
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274 | */ |
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275 | function nb_new_elements($start=null, $end=null) |
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276 | { |
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277 | return custom_notification_query('count', 'new_elements', $start, $end); |
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278 | } |
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279 | |
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280 | /** |
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281 | * Returns new photos between two dates.es |
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282 | * |
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283 | * @param string $start (mysql datetime format) |
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284 | * @param string $end (mysql datetime format) |
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285 | * @return int[] photos ids |
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286 | */ |
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287 | function new_elements($start=null, $end=null) |
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288 | { |
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289 | return custom_notification_query('info', 'new_elements', $start, $end); |
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290 | } |
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291 | |
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292 | /** |
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293 | * Returns number of updated categories between two dates. |
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294 | * |
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295 | * @param string $start (mysql datetime format) |
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296 | * @param string $end (mysql datetime format) |
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297 | * @return int |
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298 | */ |
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299 | function nb_updated_categories($start=null, $end=null) |
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300 | { |
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301 | return custom_notification_query('count', 'updated_categories', $start, $end); |
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302 | } |
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303 | |
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304 | /** |
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305 | * Returns updated categories between two dates. |
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306 | * |
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307 | * @param string $start (mysql datetime format) |
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308 | * @param string $end (mysql datetime format) |
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309 | * @return int[] categories ids |
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310 | */ |
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311 | function updated_categories($start=null, $end=null) |
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312 | { |
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313 | return custom_notification_query('info', 'updated_categories', $start, $end); |
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314 | } |
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315 | |
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316 | /** |
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317 | * Returns number of new users between two dates. |
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318 | * |
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319 | * @param string $start (mysql datetime format) |
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320 | * @param string $end (mysql datetime format) |
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321 | * @return int |
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322 | */ |
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323 | function nb_new_users($start=null, $end=null) |
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324 | { |
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325 | return custom_notification_query('count', 'new_users', $start, $end); |
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326 | } |
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327 | |
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328 | /** |
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329 | * Returns new users between two dates. |
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330 | * |
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331 | * @param string $start (mysql datetime format) |
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332 | * @param string $end (mysql datetime format) |
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333 | * @return int[] user ids |
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334 | */ |
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335 | function new_users($start=null, $end=null) |
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336 | { |
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337 | return custom_notification_query('info', 'new_users', $start, $end); |
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338 | } |
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339 | |
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340 | /** |
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341 | * Returns if there was new activity between two dates. |
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342 | * |
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343 | * Takes in account: number of new comments, number of new elements, number of |
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344 | * updated categories. Administrators are also informed about: number of |
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345 | * unvalidated comments, number of new users. |
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346 | * TODO : number of unvalidated elements |
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347 | * |
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348 | * @param string $start (mysql datetime format) |
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349 | * @param string $end (mysql datetime format) |
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350 | * @return boolean |
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351 | */ |
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352 | function news_exists($start=null, $end=null) |
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353 | { |
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354 | return ( |
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355 | (nb_new_comments($start, $end) > 0) or |
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356 | (nb_new_elements($start, $end) > 0) or |
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357 | (nb_updated_categories($start, $end) > 0) or |
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358 | ((is_admin()) and (nb_unvalidated_comments($start, $end) > 0)) or |
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359 | ((is_admin()) and (nb_new_users($start, $end) > 0))); |
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360 | } |
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361 | |
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362 | /** |
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363 | * Formats a news line and adds it to the array (e.g. '5 new elements') |
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364 | * |
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365 | * @param array $news |
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366 | * @param int $count |
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367 | * @param string $singular_key |
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368 | * @param string $plural_key |
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369 | * @param string $url |
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370 | * @param bool $add_url |
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371 | */ |
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372 | function add_news_line(&$news, $count, $singular_key, $plural_key, $url='', $add_url=false) |
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373 | { |
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374 | if ($count > 0) |
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375 | { |
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376 | $line = l10n_dec($singular_key, $plural_key, $count); |
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377 | if ($add_url and !empty($url) ) |
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378 | { |
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379 | $line = '<a href="'.$url.'">'.$line.'</a>'; |
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380 | } |
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381 | $news[] = $line; |
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382 | } |
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383 | } |
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384 | |
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385 | /** |
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386 | * Returns new activity between two dates. |
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387 | * |
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388 | * Takes in account: number of new comments, number of new elements, number of |
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389 | * updated categories. Administrators are also informed about: number of |
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390 | * unvalidated comments, number of new users. |
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391 | * TODO : number of unvalidated elements |
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392 | * |
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393 | * @param string $start (mysql datetime format) |
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394 | * @param string $end (mysql datetime format) |
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395 | * @param bool $exclude_img_cats if true, no info about new images/categories |
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396 | * @param bool $add_url add html link around news |
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397 | * @return array |
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398 | */ |
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399 | function news($start=null, $end=null, $exclude_img_cats=false, $add_url=false) |
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400 | { |
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401 | $news = array(); |
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402 | |
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403 | if (!$exclude_img_cats) |
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404 | { |
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405 | add_news_line( $news, |
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406 | nb_new_elements($start, $end), '%d new photo', '%d new photos', |
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407 | make_index_url(array('section'=>'recent_pics')), $add_url ); |
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408 | } |
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409 | |
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410 | if (!$exclude_img_cats) |
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411 | { |
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412 | add_news_line( $news, |
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413 | nb_updated_categories($start, $end), '%d album updated', '%d albums updated', |
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414 | make_index_url(array('section'=>'recent_cats')), $add_url ); |
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415 | } |
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416 | |
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417 | add_news_line( $news, |
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418 | nb_new_comments($start, $end), '%d new comment', '%d new comments', |
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419 | get_root_url().'comments.php', $add_url ); |
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420 | |
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421 | if (is_admin()) |
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422 | { |
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423 | add_news_line( $news, |
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424 | nb_unvalidated_comments($start, $end), '%d comment to validate', '%d comments to validate', |
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425 | get_root_url().'admin.php?page=comments', $add_url ); |
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426 | |
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427 | add_news_line( $news, |
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428 | nb_new_users($start, $end), '%d new user', '%d new users', |
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429 | get_root_url().'admin.php?page=user_list', $add_url ); |
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430 | } |
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431 | |
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432 | return $news; |
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433 | } |
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434 | |
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435 | /** |
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436 | * Returns information about recently published elements grouped by post date. |
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437 | * |
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438 | * @param int $max_dates maximum number of recent dates |
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439 | * @param int $max_elements maximum number of elements per date |
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440 | * @param int $max_cats maximum number of categories per date |
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441 | * @return array |
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442 | */ |
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443 | function get_recent_post_dates($max_dates, $max_elements, $max_cats) |
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444 | { |
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445 | global $conf, $user; |
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446 | |
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447 | $where_sql = get_std_sql_where_restrict_filter('WHERE', 'i.id', true); |
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448 | |
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449 | $query = ' |
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450 | SELECT |
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451 | date_available, |
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452 | COUNT(DISTINCT id) AS nb_elements, |
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453 | COUNT(DISTINCT category_id) AS nb_cats |
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454 | FROM '.IMAGES_TABLE.' i INNER JOIN '.IMAGE_CATEGORY_TABLE.' AS ic ON id=image_id |
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455 | '.$where_sql.' |
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456 | GROUP BY date_available |
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457 | ORDER BY date_available DESC |
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458 | LIMIT '.$max_dates.' |
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459 | ;'; |
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460 | $dates = array_from_query($query); |
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461 | |
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462 | for ($i=0; $i<count($dates); $i++) |
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463 | { |
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464 | if ($max_elements>0) |
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465 | { // get some thumbnails ... |
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466 | $query = ' |
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467 | SELECT DISTINCT i.* |
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468 | FROM '.IMAGES_TABLE.' i |
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469 | INNER JOIN '.IMAGE_CATEGORY_TABLE.' AS ic ON id=image_id |
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470 | '.$where_sql.' |
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471 | AND date_available=\''.$dates[$i]['date_available'].'\' |
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472 | ORDER BY '.DB_RANDOM_FUNCTION.'() |
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473 | LIMIT '.$max_elements.' |
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474 | ;'; |
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475 | $dates[$i]['elements'] = array_from_query($query); |
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476 | } |
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477 | |
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478 | if ($max_cats>0) |
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479 | {// get some categories ... |
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480 | $query = ' |
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481 | SELECT |
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482 | DISTINCT c.uppercats, |
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483 | COUNT(DISTINCT i.id) AS img_count |
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484 | FROM '.IMAGES_TABLE.' i |
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485 | INNER JOIN '.IMAGE_CATEGORY_TABLE.' AS ic ON i.id=image_id |
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486 | INNER JOIN '.CATEGORIES_TABLE.' c ON c.id=category_id |
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487 | '.$where_sql.' |
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488 | AND date_available=\''.$dates[$i]['date_available'].'\' |
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489 | GROUP BY category_id, c.uppercats |
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490 | ORDER BY img_count DESC |
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491 | LIMIT '.$max_cats.' |
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492 | ;'; |
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493 | $dates[$i]['categories'] = array_from_query($query); |
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494 | } |
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495 | } |
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496 | |
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497 | return $dates; |
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498 | } |
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499 | |
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500 | /** |
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501 | * Returns information about recently published elements grouped by post date. |
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502 | * Same as get_recent_post_dates() but parameters as an indexed array. |
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503 | * @see get_recent_post_dates() |
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504 | * |
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505 | * @param array $args |
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506 | * @return array |
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507 | */ |
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508 | function get_recent_post_dates_array($args) |
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509 | { |
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510 | return get_recent_post_dates( |
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511 | (empty($args['max_dates']) ? 3 : $args['max_dates']), |
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512 | (empty($args['max_elements']) ? 3 : $args['max_elements']), |
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513 | (empty($args['max_cats']) ? 3 : $args['max_cats']) |
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514 | ); |
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515 | } |
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516 | |
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517 | |
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518 | /** |
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519 | * Returns html description about recently published elements grouped by post date. |
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520 | * TODO : clean up HTML output, currently messy and invalid ! |
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521 | * |
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522 | * @param array $date_detail returned value of get_recent_post_dates() |
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523 | * @return string |
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524 | */ |
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525 | function get_html_description_recent_post_date($date_detail) |
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526 | { |
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527 | global $conf; |
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528 | |
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529 | $description = '<ul>'; |
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530 | |
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531 | $description .= |
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532 | '<li>' |
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533 | .l10n_dec('%d new photo', '%d new photos', $date_detail['nb_elements']) |
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534 | .' (' |
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535 | .'<a href="'.make_index_url(array('section'=>'recent_pics')).'">' |
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536 | .l10n('Recent photos').'</a>' |
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537 | .')' |
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538 | .'</li><br>'; |
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539 | |
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540 | foreach($date_detail['elements'] as $element) |
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541 | { |
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542 | $tn_src = DerivativeImage::thumb_url($element); |
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543 | $description .= '<a href="'. |
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544 | make_picture_url(array( |
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545 | 'image_id' => $element['id'], |
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546 | 'image_file' => $element['file'], |
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547 | )) |
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548 | .'"><img src="'.$tn_src.'"></a>'; |
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549 | } |
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550 | $description .= '...<br>'; |
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551 | |
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552 | $description .= |
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553 | '<li>' |
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554 | .l10n_dec('%d album updated', '%d albums updated', $date_detail['nb_cats']) |
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555 | .'</li>'; |
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556 | |
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557 | $description .= '<ul>'; |
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558 | foreach($date_detail['categories'] as $cat) |
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559 | { |
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560 | $description .= |
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561 | '<li>' |
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562 | .get_cat_display_name_cache($cat['uppercats']) |
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563 | .' ('. |
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564 | l10n_dec('%d new photo', '%d new photos', $cat['img_count']).')' |
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565 | .'</li>'; |
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566 | } |
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567 | $description .= '</ul>'; |
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568 | |
---|
569 | $description .= '</ul>'; |
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570 | |
---|
571 | return $description; |
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572 | } |
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573 | |
---|
574 | /** |
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575 | * Returns title about recently published elements grouped by post date. |
---|
576 | * |
---|
577 | * @param array $date_detail returned value of get_recent_post_dates() |
---|
578 | * @return string |
---|
579 | */ |
---|
580 | function get_title_recent_post_date($date_detail) |
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581 | { |
---|
582 | global $lang; |
---|
583 | |
---|
584 | $date = $date_detail['date_available']; |
---|
585 | $exploded_date = strptime($date, '%Y-%m-%d %H:%M:%S'); |
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586 | |
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587 | $title = l10n_dec('%d new photo', '%d new photos', $date_detail['nb_elements']); |
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588 | $title .= ' ('.$lang['month'][1+$exploded_date['tm_mon']].' '.$exploded_date['tm_mday'].')'; |
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589 | |
---|
590 | return $title; |
---|
591 | } |
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592 | |
---|
593 | if (!function_exists('strptime')) |
---|
594 | { |
---|
595 | function strptime($date, $fmt) |
---|
596 | { |
---|
597 | if ($fmt != '%Y-%m-%d %H:%M:%S') |
---|
598 | die('Invalid strptime format '.$fmt); |
---|
599 | list($y,$m,$d,$H,$M,$S) = preg_split('/[-: ]/', $date); |
---|
600 | $res = localtime( mktime($H,$M,$S,$m,$d,$y), true ); |
---|
601 | return $res; |
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602 | } |
---|
603 | } |
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604 | |
---|
605 | ?> |
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