1 | <?php |
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2 | // +-----------------------------------------------------------------------+ |
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3 | // | akBookStyle - a plugin for Piwigo | |
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4 | // +-----------------------------------------------------------------------+ |
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5 | // | Copyright(C) 2009-2010 Nicolas Roudaire http://www.nikrou.net | |
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6 | // | Copyright(C) 2009 vdigital | |
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7 | // +-----------------------------------------------------------------------+ |
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8 | // | This program is free software; you can redistribute it and/or modify | |
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9 | // | it under the terms of the GNU General Public License as published by | |
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10 | // | the Free Software Foundation | |
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11 | // | | |
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12 | // | This program is distributed in the hope that it will be useful, but | |
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13 | // | WITHOUT ANY WARRANTY; without even the implied warranty of | |
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14 | // | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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15 | // | General Public License for more details. | |
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16 | // | | |
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17 | // | You should have received a copy of the GNU General Public License | |
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18 | // | along with this program; if not, write to the Free Software | |
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19 | // | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
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20 | // | USA. | |
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21 | // +-----------------------------------------------------------------------+ |
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22 | |
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23 | if (!defined('PHPWG_ROOT_PATH')) { |
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24 | die('Hacking attempt!'); |
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25 | } |
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26 | |
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27 | include_once(PHPWG_ROOT_PATH.'include/functions_picture.inc.php'); |
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28 | |
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29 | class akContent |
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30 | { |
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31 | public function __construct($config) { |
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32 | $this->plugin_config = $config; |
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33 | $this->current_picture = 0; |
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34 | $this->next_picture = null; |
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35 | $this->previous_picture = null; |
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36 | $this->applicable = false; |
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37 | |
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38 | $this->picture_pattern_format = '`^%s/(?:start\-\d+/)?picture/(\d+)$`'; |
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39 | } |
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40 | |
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41 | public function page_force() { |
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42 | global $page; |
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43 | |
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44 | if (!empty($page['category'])) { |
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45 | if (in_array($page['category']['id'], $this->plugin_config->ak_categories)) |
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46 | { |
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47 | $this->applicable = true; |
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48 | $page['nb_image_page'] = $this->plugin_config->ak_by_page; |
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49 | $GLOBALS['user']['nb_image_page'] = $this->plugin_config->ak_by_page; |
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50 | } |
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51 | else |
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52 | { |
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53 | $this->applicable = false; |
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54 | } |
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55 | } |
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56 | } |
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57 | |
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58 | public function loc_begin_index_thumbnails($images) { |
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59 | global $template; |
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60 | |
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61 | if (!$this->applicable) { |
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62 | return; |
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63 | } |
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64 | |
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65 | $this->category_url = make_index_url(array('section' => 'category', |
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66 | 'category' => $GLOBALS['page']['category'], |
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67 | 'start' => $GLOBALS['page']['start'] |
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68 | ) |
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69 | ); |
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70 | $this->picture_pattern = sprintf($this->picture_pattern_format, |
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71 | str_replace('?', '\?', $this->category_url) |
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72 | ); |
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73 | |
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74 | $this->current_picture = $this->getPictureId($images); |
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75 | $template->set_filenames(array('index_thumbnails'=> AK_PLUGIN_TEMPLATE . '/ak_thumbnails.tpl')); |
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76 | $template->assign('AK_PLUGIN_CSS', AK_PLUGIN_CSS); |
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77 | $template->assign('AK_PLUGIN_JS', AK_PLUGIN_JS); |
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78 | |
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79 | $template->assign('AK_DIR_THUMBNAIL', isset($GLOBALS['conf']['dir_thumbnail'])?$GLOBALS['conf']['dir_thumbnail']:'thumbnail'); |
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80 | $template->assign('AK_PREFIX_THUMBNAIL', $GLOBALS['conf']['prefix_thumbnail']); |
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81 | $template->assign('AK_BY_LINE', $this->plugin_config->ak_by_line); |
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82 | $template->assign('AK_MOUSE_EVENT', $this->plugin_config->ak_mouse_event); |
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83 | $template->assign('AK_THUMBNAIL_SIZE', $this->plugin_config->ak_thumbnail_size); |
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84 | $template->assign('AK_RELOADED_IMAGE_TPL', AK_PLUGIN_TEMPLATE. '/ak_reloaded_image.tpl'); |
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85 | $template->assign('AK_VERTICAL_TPL', AK_PLUGIN_TEMPLATE. '/ak_vertical.tpl'); |
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86 | $template->assign('AK_HORIZONTAL_TPL', AK_PLUGIN_TEMPLATE. '/ak_horizontal.tpl'); |
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87 | $template->assign('AK_THUMBNAILS_LOC', $this->plugin_config->ak_thumbnails_loc); |
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88 | $template->assign('AK_PIC_SRC', get_image_url($images[$this->current_picture])); |
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89 | |
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90 | $template->assign('AK_NEXT', $this->getNextPicture($this->current_picture, $images)); |
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91 | $template->assign('AK_PREVIOUS', $this->getPreviousPicture($this->current_picture, $images)); |
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92 | if (empty($_SESSION['ak_previous_image'])) { |
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93 | $_SESSION['ak_previous_image'] = $images[$this->current_picture]['id']; |
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94 | } |
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95 | } |
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96 | |
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97 | public function loc_end_index_thumbnails($tpl_vars, $images) { |
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98 | if (!$this->applicable) { |
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99 | return $tpl_vars; |
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100 | } |
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101 | |
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102 | $selected_one = false; |
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103 | foreach ($tpl_vars as &$tpl_var) { |
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104 | list($thumbnail_width, $thumbnail_height) = getimagesize($tpl_var['TN_SRC']); |
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105 | $thumbnail_x_center = $thumbnail_width/2; |
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106 | $thumbnail_y_center = $thumbnail_height/2; |
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107 | $tpl_var['CLIP_TOP'] = round($thumbnail_y_center - $this->plugin_config->ak_thumbnail_size/2); |
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108 | $tpl_var['CLIP_RIGHT'] = round($thumbnail_x_center + $this->plugin_config->ak_thumbnail_size/2); |
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109 | $tpl_var['CLIP_BOTTOM'] = round($thumbnail_y_center + $this->plugin_config->ak_thumbnail_size/2); |
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110 | $tpl_var['CLIP_LEFT'] = round($thumbnail_x_center - $this->plugin_config->ak_thumbnail_size/2); |
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111 | |
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112 | if (!empty($_SESSION['ak_previous_image']) |
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113 | && ($tpl_var['ID']==$_SESSION['ak_previous_image'])) { |
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114 | $tpl_var['SELECTED'] = true; |
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115 | $selected_one =true; |
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116 | } |
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117 | if (!$selected_one) { |
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118 | $tpl_vars[0]['SELECTED'] = true; |
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119 | } |
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120 | } |
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121 | |
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122 | return $tpl_vars; |
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123 | } |
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124 | |
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125 | public function loc_end_picture() { |
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126 | if (isset($_SERVER['HTTP_X_REQUESTED_WITH']) |
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127 | && ($_SERVER['HTTP_X_REQUESTED_WITH']=='XMLHttpRequest')) { |
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128 | |
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129 | $response = array(); |
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130 | $tpl_vars = $GLOBALS['template']->smarty->_tpl_vars; |
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131 | $response['AK_PIC_SRC'] = $tpl_vars['SRC_IMG']; |
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132 | $response['AK_PIC_ALT'] = $tpl_vars['ALT_IMG']; |
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133 | if (isset($tpl_vars['ALT_IMG'])) { |
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134 | $response['AK_PIC_TITLE'] = $tpl_vars['ALT_IMG']; |
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135 | } else { |
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136 | $response['AK_PIC_TITLE'] = ''; |
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137 | } |
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138 | |
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139 | if (isset($tpl_vars['previous'])) { |
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140 | $response['AK_PREVIOUS'] = $tpl_vars['previous']['url']; |
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141 | } |
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142 | if (isset($tpl_vars['next'])) { |
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143 | $response['AK_NEXT'] = $tpl_vars['next']['url']; |
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144 | } |
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145 | $_SESSION['ak_previous_image'] = $tpl_vars['current']['id']; |
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146 | header("Content-Type: application/json"); |
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147 | echo json_encode($response); |
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148 | exit(); |
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149 | |
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150 | } |
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151 | } |
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152 | |
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153 | /*** privates methods ***/ |
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154 | private function makeAkUrl($image) { |
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155 | return duplicate_picture_url(array('image_id' => $image['id'], |
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156 | 'image_file' => $image['file'] |
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157 | ), |
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158 | array('start') |
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159 | ); |
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160 | } |
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161 | |
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162 | private function getPictureId($images) { |
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163 | if ($GLOBALS['conf']['question_mark_in_urls']==false and |
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164 | isset($_SERVER["PATH_INFO"]) and !empty($_SERVER["PATH_INFO"]) ) { |
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165 | $rewritten = $_SERVER["PATH_INFO"]; |
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166 | $rewritten = str_replace('//', '/', $rewritten); |
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167 | } else { |
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168 | $rewritten = ''; |
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169 | foreach (array_keys($_GET) as $keynum => $key) { |
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170 | $rewritten = $key; |
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171 | break; |
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172 | } |
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173 | } |
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174 | $rewritten = make_index_url().$rewritten; |
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175 | |
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176 | if (preg_match($this->picture_pattern, $rewritten, $matches)) { |
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177 | foreach ($images as $index => $image) { |
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178 | if ($image['id']==$matches[1]) { |
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179 | return $index; |
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180 | } |
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181 | } |
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182 | return false; |
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183 | } else { |
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184 | return false; |
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185 | } |
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186 | } |
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187 | |
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188 | private function getPreviousPicture($current, $images) { |
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189 | $previous = $current-1; |
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190 | if ($previous>0) { |
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191 | return $this->makeAkUrl($images[$previous]); |
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192 | } else { |
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193 | return null; |
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194 | } |
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195 | } |
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196 | |
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197 | private function getNextPicture($current, $images) { |
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198 | $next = $current+1; |
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199 | if ($next<count($images)) { |
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200 | return $this->makeAkUrl($images[$next]); |
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201 | } else { |
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202 | return null; |
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203 | } |
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204 | } |
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205 | } |
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206 | ?> |
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