1 | <?php |
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2 | // +-----------------------------------------------------------------------+ |
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3 | // | PhpWebGallery - a PHP based picture gallery | |
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4 | // | Copyright (C) 2002-2003 Pierrick LE GALL - pierrick@phpwebgallery.net | |
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5 | // | Copyright (C) 2003-2005 PhpWebGallery Team - http://phpwebgallery.net | |
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6 | // +-----------------------------------------------------------------------+ |
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7 | // | branch : BSF (Best So Far) |
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8 | // | file : $RCSfile$ |
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9 | // | last update : $Date: 2006-02-28 02:13:16 +0100 (mar., 28 févr. 2006) $ |
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10 | // | last modifier : $Author: rvelices $ |
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11 | // | revision : $Revision: 1058 $ |
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12 | // +-----------------------------------------------------------------------+ |
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13 | // | This program is free software; you can redistribute it and/or modify | |
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14 | // | it under the terms of the GNU General Public License as published by | |
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15 | // | the Free Software Foundation | |
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16 | // | | |
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17 | // | This program is distributed in the hope that it will be useful, but | |
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18 | // | WITHOUT ANY WARRANTY; without even the implied warranty of | |
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19 | // | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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20 | // | General Public License for more details. | |
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21 | // | | |
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22 | // | You should have received a copy of the GNU General Public License | |
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23 | // | along with this program; if not, write to the Free Software | |
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24 | // | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
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25 | // | USA. | |
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26 | // +-----------------------------------------------------------------------+ |
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27 | |
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28 | //------------------------------------------------------------------- functions |
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29 | // official_req returns the managed requests list in array format |
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30 | function official_req() |
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31 | { |
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32 | return array( |
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33 | 'random' /* Random order */ |
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34 | , 'list' /* list on MBt & z0rglub request */ |
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35 | , 'maxviewed' /* hit > 0 and hit desc order */ |
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36 | , 'recent' /* recent = Date_available desc order */ |
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37 | , 'highrated' /* avg_rate > 0 and desc order */ |
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38 | , 'oldest' /* Date_available asc order */ |
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39 | , 'lessviewed' /* hit asc order */ |
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40 | , 'lowrated' /* avg_rate asc order */ |
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41 | , 'undescribed' /* description missing */ |
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42 | , 'unnamed' /* new name missing */ |
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43 | , 'portraits' /* width < height (portrait oriented) */ |
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44 | , 'landscapes' /* width > height (landscape oriented) */ |
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45 | , 'squares' /* width ~ height (square form) */ |
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46 | ); |
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47 | } |
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48 | |
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49 | |
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50 | // expand_id_list($ids) convert a human list expression to a full ordered list |
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51 | // example : expand_id_list( array(5,2-3,2) ) returns array( 2, 3, 5) |
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52 | function expand_id_list($ids) |
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53 | { |
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54 | $tid = array(); |
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55 | foreach ( $ids as $id ) |
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56 | { |
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57 | if ( is_numeric($id) ) |
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58 | { |
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59 | $tid[] = (int) $id; |
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60 | } |
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61 | else |
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62 | { |
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63 | $range = explode( '-', $id ); |
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64 | if ( is_numeric($range[0]) and is_numeric($range[1]) ) |
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65 | { |
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66 | $from = min($range[0],$range[1]); |
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67 | $to = max($range[0],$range[1]); |
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68 | for ($i = $from; $i <= $to; $i++) |
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69 | { |
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70 | $tid[] = (int) $i; |
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71 | } |
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72 | } |
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73 | } |
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74 | } |
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75 | $result = array_unique ($tid); // remove duplicates... |
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76 | sort ($result); |
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77 | return $result; |
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78 | } |
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79 | |
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80 | // check_target($string) verifies and corrects syntax of target parameter |
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81 | // example : check_target(cat/23,24,24,24,25,27) returns cat/23-25,27 |
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82 | function check_target($list) |
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83 | { |
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84 | if ( $list !== '' ) |
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85 | { |
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86 | $type = explode('/',$list); // Find type list |
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87 | if ( !in_array($type[0],array('list','cat','tag') ) ) |
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88 | { |
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89 | $type[0] = 'list'; // Assume an id list |
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90 | } |
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91 | $ids = explode( ',',$type[1] ); |
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92 | $list = $type[0] . '/'; |
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93 | |
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94 | // 1,2,21,3,22,4,5,9-12,6,11,12,13,2,4,6, |
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95 | |
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96 | $result = expand_id_list( $ids ); |
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97 | |
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98 | // 1,2,3,4,5,6,9,10,11,12,13,21,22, |
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99 | // I would like |
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100 | // 1-6,9-13,21-22 |
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101 | $serial[] = $result[0]; // To be shifted |
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102 | foreach ($result as $k => $id) |
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103 | { |
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104 | $next_less_1 = (isset($result[$k + 1]))? $result[$k + 1] - 1:-1; |
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105 | if ( $id == $next_less_1 and end($serial)=='-' ) |
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106 | { // nothing to do |
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107 | } |
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108 | elseif ( $id == $next_less_1 ) |
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109 | { |
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110 | $serial[]=$id; |
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111 | $serial[]='-'; |
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112 | } |
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113 | else |
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114 | { |
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115 | $serial[]=$id; // end serie or non serie |
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116 | } |
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117 | } |
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118 | $null = array_shift($serial); // remove first value |
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119 | $list .= array_shift($serial); // add the real first one |
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120 | $separ = ','; |
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121 | foreach ($serial as $id) |
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122 | { |
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123 | $list .= ($id=='-') ? '' : $separ . $id; |
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124 | $separ = ($id=='-') ? '-':','; // add comma except if hyphen |
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125 | } |
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126 | } |
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127 | return $list; |
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128 | } |
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129 | |
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130 | |
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131 | // FIXME Function which could already exist somewhere else |
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132 | function convert_catlist($cat_ids) |
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133 | { |
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134 | $cat_list = implode(',', $cat_ids); |
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135 | $ret_ids = array(); |
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136 | $query = ' |
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137 | SELECT DISTINCT image_id |
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138 | FROM '.IMAGE_CATEGORY_TABLE.' |
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139 | WHERE category_id in ('.$cat_list.') |
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140 | ;'; |
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141 | $result = pwg_query($query); |
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142 | while ($row = mysql_fetch_array($result)) |
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143 | { |
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144 | $ret_ids[] = $row['image_id']; |
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145 | } |
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146 | return $ret_ids; |
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147 | } |
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148 | ?> |
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