1 | <?php |
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2 | /* Reminder about urls |
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3 | map unused but passes flat to map_data ... |
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4 | map_data automatic show flat, start is unused |
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5 | mapl automatic show flat, start is used in GET only (blowup) |
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6 | kml if flat network links, start is unused*/ |
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7 | |
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8 | function rvm_get_config_file_name() |
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9 | { |
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10 | global $page, $conf; |
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11 | unset( $page['__rvm_config__'] ); |
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12 | return PHPWG_ROOT_PATH.$conf['data_location'].'/plugins/'.basename(dirname(dirname(__FILE__))).'.dat'; |
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13 | } |
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14 | |
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15 | function rvm_get_config() |
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16 | { |
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17 | global $page; |
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18 | if (isset($page['__rvm_config__'])) |
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19 | return $page['__rvm_config__']; |
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20 | $x = @file_get_contents( rvm_get_config_file_name() ); |
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21 | if ($x!==false) |
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22 | $page['__rvm_config__'] = unserialize($x); |
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23 | if ( !is_array(@$page['__rvm_config__']) ) |
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24 | $page['__rvm_config__'] = array(); |
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25 | return $page['__rvm_config__']; |
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26 | } |
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27 | |
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28 | function rvm_get_config_var($var, $default) |
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29 | { |
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30 | global $page; |
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31 | if (!isset($page['__rvm_config__'])) |
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32 | rvm_get_config(); |
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33 | if ( array_key_exists($var,$page['__rvm_config__']) ) |
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34 | return $page['__rvm_config__'][$var]; |
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35 | return $default; |
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36 | } |
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37 | |
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38 | function rvm_parse_map_data_url($tokens, &$next_token) |
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39 | { |
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40 | $page = parse_section_url($tokens, $next_token); |
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41 | if ( !isset($page['section']) ) |
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42 | $page['section'] = 'categories'; |
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43 | |
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44 | $page = array_merge( $page, parse_well_known_params_url( $tokens, $next_token) ); |
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45 | $page['start']=0; |
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46 | $page['box'] = rvm_bounds_from_url( @$_GET['box'] ); |
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47 | return $page; |
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48 | } |
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49 | |
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50 | function rvm_parse_kml_url($tokens, &$next_token) |
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51 | { |
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52 | $page = parse_section_url($tokens, $next_token); |
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53 | if ( !isset($page['section']) ) |
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54 | $page['section'] = 'categories'; |
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55 | |
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56 | $page = array_merge( $page, parse_well_known_params_url( $tokens, $next_token) ); |
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57 | $page['start']=0; |
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58 | $page['box'] = rvm_bounds_from_url( @$_GET['box'] ); |
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59 | if ( isset($_GET['ll']) ) |
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60 | $page['ll'] = rvm_ll_from_url( $_GET['ll'] ); |
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61 | return $page; |
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62 | } |
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63 | |
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64 | function rvm_duplicate_blowup_url($redefined=array(), $removed=array()) |
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65 | { |
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66 | return rvm_make_blowup_url( |
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67 | params_for_duplication($redefined, $removed) |
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68 | ); |
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69 | } |
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70 | |
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71 | function rvm_make_blowup_url($params) |
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72 | { |
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73 | global $conf, $rvm_dir; |
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74 | if ( file_exists(PHPWG_ROOT_PATH.'mapl.php') ) |
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75 | $url = get_root_url().'mapl'; |
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76 | else |
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77 | $url = get_root_url().'plugins/'.$rvm_dir.'/mapl'; |
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78 | if ($conf['php_extension_in_urls']) |
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79 | $url .= '.php'; |
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80 | if ($conf['question_mark_in_urls']) |
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81 | $url .= '?'; |
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82 | $url .= make_section_in_url($params); |
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83 | $url = add_well_known_params_in_url($url, array_intersect_key($params, array('flat'=>1) ) ); |
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84 | |
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85 | $get_params = array(); |
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86 | if ( isset($params['box']) and !empty($params['box']) and !bounds_is_world($params['box']) ) |
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87 | $get_params['box'] = bounds_to_url($params['box']); |
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88 | elseif ( isset($params['ll']) and !empty($params['ll']) ) |
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89 | $get_params['ll'] = $params['ll']['lat'].','.$params['ll']['lon']; |
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90 | if ( isset($params['start']) and $params['start']>0 ) |
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91 | $get_params['start'] = $params['start']; |
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92 | $url = add_url_params($url, $get_params ); |
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93 | return $url; |
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94 | } |
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95 | |
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96 | function rvm_parse_blowup_url($tokens, &$next_token) |
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97 | { |
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98 | $page = parse_section_url($tokens, $next_token); |
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99 | if ( !isset($page['section']) ) |
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100 | $page['section'] = 'categories'; |
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101 | $page = array_merge( $page, parse_well_known_params_url( $tokens, $next_token) ); |
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102 | $page['start']=0; |
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103 | if ( isset($_GET['start']) ) |
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104 | $page['start']=$_GET['start']; |
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105 | $page['box'] = rvm_bounds_from_url( @$_GET['box'] ); |
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106 | if ( isset($_GET['ll']) ) |
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107 | $page['ll'] = rvm_ll_from_url( $_GET['ll'] ); |
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108 | return $page; |
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109 | } |
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110 | |
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111 | function rvm_bounds_from_url($str) |
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112 | { |
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113 | if ( !isset($str) or strlen($str)==0 ) |
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114 | return null; |
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115 | $r = explode(',', $str ); |
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116 | if ( count($r) != 4) |
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117 | bad_request( $str.' is not a valid geographical bound' ); |
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118 | $b = array( |
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119 | 's' => $r[0], |
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120 | 'w' => $r[1], |
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121 | 'n' => $r[2], |
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122 | 'e' => $r[3], |
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123 | ); |
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124 | return $b; |
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125 | } |
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126 | |
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127 | function rvm_bounds_to_sql( $b ) |
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128 | { |
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129 | if ( !isset($b) or empty($b) ) |
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130 | return null; |
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131 | $sql_where = 'i.lat BETWEEN '.$b['s'].' AND '.($b['n']); |
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132 | $sql_where .= ' AND '; |
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133 | if ($b['e'] >= $b['w']) |
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134 | $sql_where .= 'i.lon BETWEEN '.$b['w'].' AND '.($b['e']); |
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135 | else |
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136 | $sql_where .= 'i.lon NOT BETWEEN '.($b['e']+1e-7).' AND '.($b['w']-1e-7); |
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137 | return $sql_where; |
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138 | } |
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139 | |
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140 | function bounds_to_url($b, $p = 6 ) |
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141 | { |
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142 | if ( empty($b) ) |
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143 | return ''; |
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144 | return round($b['s'],$p).','.round($b['w'],$p).','.round($b['n'],$p).','.round($b['e'],$p); |
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145 | } |
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146 | |
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147 | function rvm_ll_from_url($str) |
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148 | { |
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149 | if ( !isset($str) or strlen($str)==0 ) |
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150 | return null; |
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151 | $r = explode(',', $str ); |
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152 | if ( count($r) != 2) |
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153 | bad_request( $str.' is not a valid geographical position' ); |
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154 | $b = array('lat'=>$r[0],'lon'=>$r[1]); |
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155 | return $b; |
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156 | } |
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157 | |
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158 | function rvm_ll_to_sql( $ll, &$order_by ) |
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159 | { |
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160 | $cos_lat = max( 1e-2, cos($ll['lat']*M_PI/180) ); |
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161 | $dlat = 3; // 1 degree is approx between 111 and 116 km |
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162 | $dlon = min( 3/$cos_lat, 180 ); |
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163 | $bounds = array( |
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164 | 's' => $ll['lat'] - $dlat, |
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165 | 'w' => $ll['lon'] - $dlon, |
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166 | 'n' => $ll['lat'] + $dlat, |
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167 | 'e' => $ll['lon'] + $dlon, |
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168 | ); |
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169 | if ($bounds['s']<-90) $bounds['s']=-90; |
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170 | if ($bounds['w']<-180) $bounds['w']+=360; |
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171 | if ($bounds['n']>90) $bounds['n']=90; |
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172 | if ($bounds['e']>180) $bounds['e']-=360; |
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173 | $where_sql = rvm_bounds_to_sql( $bounds ); |
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174 | $order_by = 'ORDER BY POW('.$ll['lat'].'-i.lat,2)+POW('.$cos_lat.'*('.$ll['lon'].'-i.lon),2)'; |
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175 | return $where_sql; |
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176 | } |
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177 | |
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178 | |
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179 | function bounds_is_world( $b ) |
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180 | { |
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181 | if (empty($b)) return false; |
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182 | return $b['n']>=90 and $b['s']<=-90 and $b['w']<=-180 and $b['e']>=180; |
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183 | } |
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184 | |
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185 | function bounds_add($bounds, $lat, $lon) |
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186 | { |
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187 | if ( empty($bounds) ) |
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188 | { |
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189 | $bounds = array( |
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190 | 's' => $lat, |
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191 | 'n' => $lat, |
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192 | 'w' => $lon, |
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193 | 'e' => $lon, |
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194 | 'count' => 1 |
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195 | ); |
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196 | } |
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197 | else |
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198 | { |
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199 | if ( $lat>$bounds['n'] ) |
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200 | $bounds['n']=$lat; |
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201 | elseif ( $lat<$bounds['s'] ) |
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202 | $bounds['s']=$lat; |
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203 | if ( $lon>$bounds['e'] ) |
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204 | $bounds['e']=$lon; |
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205 | elseif ( $lon<$bounds['w'] ) |
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206 | $bounds['w']=$lon; |
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207 | $bounds['count']=$bounds['count']+1; |
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208 | } |
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209 | |
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210 | return $bounds; |
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211 | } |
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212 | |
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213 | function bounds_union($b1, $b2) |
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214 | { |
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215 | $total_count = $b1['count'] + $b2['count']; |
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216 | $res = |
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217 | array_merge( |
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218 | $b1, |
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219 | array( |
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220 | 's' => min( $b1['s'], $b2['s'] ), |
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221 | 'n' => max( $b1['n'], $b2['n'] ), |
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222 | 'w' => min( $b1['w'], $b2['w'] ), |
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223 | 'e' => max( $b1['e'], $b2['e'] ), |
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224 | 'count' => $total_count, |
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225 | ) |
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226 | ); |
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227 | if ( isset($b2['min_date']) ) |
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228 | $res = array_merge( |
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229 | $res, |
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230 | array( |
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231 | 'min_date' => min( $b1['min_date'], $b2['max_date'] ), |
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232 | 'max_date' => max( $b1['max_date'], $b2['max_date'] ), |
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233 | ) |
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234 | ); |
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235 | return $res; |
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236 | } |
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237 | |
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238 | function bounds_center($b) |
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239 | { |
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240 | if (empty($b)) |
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241 | return array(); |
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242 | return array( |
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243 | 'lat' => ($b['s']+$b['n'])/2, |
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244 | 'lon' => ($b['w']+$b['e'])/2, |
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245 | ); |
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246 | } |
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247 | |
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248 | function bounds_sw($b) |
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249 | { |
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250 | if (empty($b)) |
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251 | return array(); |
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252 | return array( |
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253 | 'lat' => $b['s'], |
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254 | 'lon' => $b['w'], |
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255 | ); |
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256 | } |
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257 | |
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258 | function bounds_ne($b) |
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259 | { |
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260 | if (empty($b)) |
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261 | return array(); |
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262 | return array( |
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263 | 'lat' => $b['n'], |
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264 | 'lon' => $b['e'], |
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265 | ); |
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266 | } |
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267 | |
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268 | |
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269 | function bounds_lat_range($b) |
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270 | { |
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271 | if (empty($b)) |
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272 | return 0; |
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273 | return $b['n'] - $b['s']; |
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274 | } |
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275 | |
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276 | function bounds_lon_range($b) |
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277 | { |
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278 | if (empty($b)) |
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279 | return 0; |
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280 | return $b['e'] - $b['w']; |
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281 | } |
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282 | |
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283 | |
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284 | function rvm_get_cat_bounds() |
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285 | { |
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286 | $cache_file_name = rvm_get_cache_file_name(); |
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287 | if ( file_exists($cache_file_name) ) |
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288 | { |
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289 | return unserialize( file_get_contents($cache_file_name) ); |
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290 | } |
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291 | $forbidden = get_sql_condition_FandF( |
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292 | array |
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293 | ( |
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294 | 'forbidden_categories' => 'category_id', |
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295 | 'visible_categories' => 'category_id', |
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296 | 'visible_images' => 'i.id' |
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297 | ), |
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298 | 'AND' |
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299 | ); |
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300 | |
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301 | $query = ' |
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302 | SELECT category_id cat_id, uppercats, MAX(lat) AS n, MIN(lat) AS s, MAX(lon) AS e, MIN(lon) AS w, COUNT(i.id) count, MIN(i.date_creation) min_date, MAX(i.date_creation) max_date |
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303 | FROM |
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304 | '.CATEGORIES_TABLE.' as c |
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305 | INNER JOIN |
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306 | '.IMAGE_CATEGORY_TABLE.' ON category_id = c.id |
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307 | INNER JOIN |
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308 | '.IMAGES_TABLE.' i ON image_id=i.id |
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309 | WHERE lat IS NOT NULL '.$forbidden.' |
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310 | GROUP BY category_id |
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311 | ;'; |
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312 | |
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313 | $result = pwg_query($query); |
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314 | $uppercats_list = array(); |
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315 | $cat_bounds = array(); |
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316 | while ($row = pwg_db_fetch_assoc($result)) |
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317 | { |
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318 | $uppercats_list[] = $row['uppercats']; |
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319 | $cat_id = $row['cat_id']; |
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320 | unset( $row['cat_id'], $row['uppercats'] ); |
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321 | $cat_bounds[ $cat_id ] = $row; |
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322 | $cat_bounds[ $cat_id ]['self'] = $row; |
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323 | } |
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324 | natsort($uppercats_list); |
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325 | //echo "<pre>" . var_export($uppercats_list,true); |
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326 | |
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327 | foreach ( array_reverse($uppercats_list) as $uppercats) |
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328 | { |
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329 | $cat_ids = explode(',', $uppercats); |
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330 | $bounds = $cat_bounds[ $cat_ids[count($cat_ids)-1] ]; |
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331 | for ($i=count($cat_ids)-2; $i>=0; $i--) |
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332 | { |
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333 | $this_bounds = @$cat_bounds[ $cat_ids[$i] ]; |
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334 | if ( !isset($this_bounds) ) |
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335 | { |
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336 | $this_bounds = $bounds; |
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337 | unset($this_bounds['self']); |
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338 | } |
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339 | else |
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340 | { |
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341 | // if ($cat_ids[$i]==43) echo "<pre>Before\n" . var_export($this_bounds,true); |
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342 | // if ($cat_ids[$i]==43) echo "<pre>Union\n" . var_export($bounds,true); |
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343 | $this_bounds = bounds_union($this_bounds, $bounds); |
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344 | } |
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345 | $this_bounds['nb_cats'] = 1 + @$this_bounds['nb_cats']; |
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346 | // if ($cat_ids[$i]==43) echo "<pre>" . var_export($this_bounds,true); |
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347 | $cat_bounds[ $cat_ids[$i] ] = $this_bounds; |
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348 | } |
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349 | } |
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350 | //echo "<pre>" . var_export($cat_bounds,true); |
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351 | mkgetdir( dirname($cache_file_name) ); |
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352 | $file = fopen($cache_file_name , 'w' ); |
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353 | fwrite($file, serialize($cat_bounds) ); |
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354 | fclose( $file ); |
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355 | |
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356 | return $cat_bounds; |
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357 | } |
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358 | |
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359 | |
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360 | define('RVM_BUILD_ARRAY', 0); |
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361 | define('RVM_BUILD_HASH', 1); |
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362 | define('RVM_BUILD_AGGREGATE', 2); |
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363 | |
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364 | function rvm_build_section_items($img_fields, $where_sql, $mode, $order_by=null) |
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365 | { |
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366 | global $page, $conf, $user; |
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367 | |
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368 | $page['items'] = array(); |
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369 | |
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370 | if (empty($where_sql)) |
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371 | $where_sql .= 'i.lat IS NOT NULL'; |
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372 | $where_sql_images_only = $where_sql; |
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373 | $where_sql .= get_sql_condition_FandF( |
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374 | array |
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375 | ( |
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376 | 'forbidden_categories' => 'category_id', |
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377 | 'visible_categories' => 'category_id', |
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378 | 'visible_images' => 'i.id' |
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379 | ), |
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380 | "\n AND" |
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381 | ); |
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382 | |
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383 | switch ($mode) |
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384 | { |
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385 | case RVM_BUILD_ARRAY: |
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386 | $func = 'array_from_query'; |
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387 | $group_by = ' |
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388 | GROUP BY i.id'; |
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389 | break; |
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390 | case RVM_BUILD_HASH: |
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391 | $func = create_function( '$q', 'return hash_from_query($q, "id");' ); |
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392 | $group_by = ' |
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393 | GROUP BY i.id'; |
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394 | break; |
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395 | case RVM_BUILD_AGGREGATE: |
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396 | $func = 'array_from_query'; |
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397 | $group_by = ''; |
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398 | break; |
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399 | } |
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400 | |
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401 | if ($mode != RVM_BUILD_AGGREGATE ) |
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402 | { |
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403 | if ($order_by==null and pwg_get_session_var('image_order',0) > 0) |
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404 | { |
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405 | $orders = get_category_preferred_image_orders(); |
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406 | |
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407 | $conf['order_by'] = str_replace( |
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408 | 'ORDER BY ', |
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409 | 'ORDER BY '.$orders[ pwg_get_session_var('image_order',0) ][1].',', |
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410 | $conf['order_by'] |
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411 | ); |
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412 | $page['super_order_by'] = true; |
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413 | } |
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414 | elseif ($order_by!=null) |
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415 | { |
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416 | $conf['order_by']=$order_by; |
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417 | $page['super_order_by'] = true; |
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418 | } |
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419 | elseif ( 'categories' == $page['section'] and isset($page['category']['image_order']) ) |
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420 | { |
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421 | $conf['order_by'] = 'ORDER BY '.$page['category']['image_order']; |
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422 | } |
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423 | } |
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424 | else |
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425 | { |
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426 | $conf['order_by'] = 'ORDER BY NULL'; |
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427 | $page['super_order_by'] = true; |
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428 | } |
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429 | |
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430 | if ('categories' == $page['section']) |
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431 | { |
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432 | if ( isset($page['flat']) or isset($page['category']) ) |
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433 | { |
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434 | if (isset($page['flat'])) |
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435 | { |
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436 | if ( isset($page['category']) ) |
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437 | { |
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438 | $subcat_ids = get_subcat_ids( array($page['category']['id']) ); |
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439 | $where_sql .= ' AND category_id IN ('.implode(',',$subcat_ids).')'; |
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440 | } |
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441 | } |
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442 | else |
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443 | { |
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444 | $where_sql .= ' AND category_id='.$page['category']['id']; |
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445 | } |
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446 | |
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447 | $query=' |
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448 | SELECT '.$img_fields.' |
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449 | FROM '.IMAGES_TABLE.' i INNER JOIN '.IMAGE_CATEGORY_TABLE.' ON i.id=image_id |
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450 | WHERE '.$where_sql.$group_by.' |
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451 | '.$conf['order_by']; |
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452 | |
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453 | $page['items'] = $func($query); |
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454 | } |
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455 | if ( isset($page['category']) ) |
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456 | { |
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457 | $page['title'] = trigger_event('render_category_name', $page['category']['name']); |
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458 | $page['comment'] = $page['category']['comment']; |
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459 | } |
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460 | else |
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461 | $page['title'] = $conf['gallery_title']; |
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462 | } |
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463 | else if ('tags' == $page['section']) |
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464 | { |
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465 | $items = get_image_ids_for_tags( array($page['tags'][0]['id']), 'AND', $where_sql_images_only, 'ORDER BY NULL' ); |
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466 | if ( !empty($items) ) |
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467 | { |
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468 | $query = ' |
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469 | SELECT '.$img_fields.' |
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470 | FROM '.IMAGE_CATEGORY_TABLE.' INNER JOIN '.IMAGES_TABLE.' i ON i.id=image_id |
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471 | WHERE image_id IN ('.implode(',', $items).')' |
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472 | .$group_by.' |
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473 | '.$conf['order_by']; |
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474 | |
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475 | $page['items'] = $func($query); |
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476 | } |
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477 | $page['title'] = strip_tags( get_tags_content_title() ); |
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478 | } |
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479 | elseif ('search' == $page['section']) |
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480 | { |
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481 | include_once( PHPWG_ROOT_PATH .'include/functions_search.inc.php' ); |
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482 | $search_result = get_search_results($page['search'], @$page['super_order_by'], $where_sql_images_only); |
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483 | if ( !empty($search_result['items']) ) |
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484 | { |
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485 | $query = ' |
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486 | SELECT '.$img_fields.' |
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487 | FROM '.IMAGES_TABLE.' i |
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488 | WHERE id IN ('.implode(',', $search_result['items']).')' |
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489 | .$group_by.' |
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490 | '.$conf['order_by'].' |
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491 | ;'; |
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492 | |
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493 | if ($mode != RVM_BUILD_AGGREGATE ) |
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494 | { |
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495 | $page['items'] = hash_from_query($query, 'id' ); |
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496 | |
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497 | global $item_ranks; |
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498 | $item_ranks = array_flip($search_result['items']); |
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499 | function cmp_item_hash($a, $b) |
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500 | { |
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501 | global $item_ranks; |
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502 | return $item_ranks [ $a['id'] ] - $item_ranks [ $b['id'] ]; |
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503 | } |
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504 | uasort( $page['items'], 'cmp_item_hash' ); |
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505 | unset( $item_ranks ); |
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506 | } |
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507 | else |
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508 | $page['items'] = $func($query); |
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509 | } |
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510 | |
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511 | $page['title'] = l10n('Search results'); |
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512 | } |
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513 | elseif ('recent_pics' == $page['section']) |
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514 | { |
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515 | $conf['order_by'] = ' ORDER BY hit DESC, file ASC'; |
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516 | |
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517 | $query =' |
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518 | SELECT '.$img_fields.' |
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519 | FROM '.IMAGES_TABLE.' i |
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520 | INNER JOIN '.IMAGE_CATEGORY_TABLE.' AS ic ON id = ic.image_id |
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521 | WHERE date_available >= SUBDATE( |
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522 | CURRENT_DATE,INTERVAL '.$user['recent_period'].' DAY) |
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523 | AND '.$where_sql |
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524 | .$group_by.' |
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525 | '.$conf['order_by'].' |
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526 | LIMIT 0, '.$conf['top_number'].' |
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527 | ;'; |
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528 | |
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529 | $page['items'] = $func($query); |
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530 | $page['title'] = l10n('Recent photos'); |
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531 | } |
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532 | else if ('list'==$page['section']) |
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533 | { |
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534 | $query =' |
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535 | SELECT '.$img_fields.' |
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536 | FROM '.IMAGES_TABLE.' i |
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537 | INNER JOIN '.IMAGE_CATEGORY_TABLE.' AS ic ON id = ic.image_id |
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538 | WHERE image_id IN ('.implode(',', $page['list']).') |
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539 | AND '.$where_sql |
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540 | .$group_by.' |
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541 | '.$conf['order_by'].' |
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542 | ;'; |
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543 | |
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544 | $page['items'] = $func($query); |
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545 | $page['title'] = l10n('Random photos'); |
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546 | } |
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547 | else |
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548 | fatal_error( 'section '.$page['section']. ' not handled '. __FILE__); |
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549 | } |
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550 | |
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551 | ?> |
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