cleanup: remove json_encode() (built-in since PHP 5.2)
See http://php.net/manual/en/function.json-encode.php Legacy since php 5.2.x . If php5.3 is required for the install script
This commit is contained in:
Nicolas Danelon
Knah Tsaeb
parent
a1c3e68e7a
commit
167066f4bb
187
index.php
187
index.php
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@ -2299,192 +2299,7 @@ function install()
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exit;
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}
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// Generates the timezone selection form and javascript.
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// Input: (optional) current timezone (can be 'UTC/UTC'). It will be pre-selected.
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// Output: array(html,js)
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// Example: list($htmlform,$js) = templateTZform('Europe/Paris'); // Europe/Paris pre-selected.
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// Returns array('','') if server does not support timezones list. (eg. php 5.1 on free.fr)
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function templateTZform($ptz=false)
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{
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if (function_exists('timezone_identifiers_list')) // because of old php version (5.1) which can be found on free.fr
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{
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// Try to split the provided timezone.
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if ($ptz==false) { $l=timezone_identifiers_list(); $ptz=$l[0]; }
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$spos=strpos($ptz,'/'); $pcontinent=substr($ptz,0,$spos); $pcity=substr($ptz,$spos+1);
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// Display config form:
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$timezone_form = '';
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$timezone_js = '';
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// The list is in the forme "Europe/Paris", "America/Argentina/Buenos_Aires"...
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// We split the list in continents/cities.
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$continents = array();
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$cities = array();
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foreach(timezone_identifiers_list() as $tz)
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{
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if ($tz=='UTC') $tz='UTC/UTC';
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$spos = strpos($tz,'/');
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if ($spos!==false)
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{
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$continent=substr($tz,0,$spos); $city=substr($tz,$spos+1);
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$continents[$continent]=1;
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if (!isset($cities[$continent])) $cities[$continent]='';
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$cities[$continent].='<option value="'.$city.'"'.($pcity==$city?'selected':'').'>'.$city.'</option>';
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}
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}
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$continents_html = '';
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$continents = array_keys($continents);
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foreach($continents as $continent)
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$continents_html.='<option value="'.$continent.'"'.($pcontinent==$continent?'selected':'').'>'.$continent.'</option>';
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$cities_html = $cities[$pcontinent];
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$timezone_form = "Continent: <select name=\"continent\" id=\"continent\" onChange=\"onChangecontinent();\">${continents_html}</select>";
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$timezone_form .= " City: <select name=\"city\" id=\"city\">${cities[$pcontinent]}</select><br />";
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$timezone_js = "<script>";
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$timezone_js .= "function onChangecontinent(){document.getElementById(\"city\").innerHTML = citiescontinent[document.getElementById(\"continent\").value];}";
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$timezone_js .= "var citiescontinent = ".json_encode($cities).";" ;
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$timezone_js .= "</script>" ;
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return array($timezone_form,$timezone_js);
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}
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return array('','');
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}
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// Tells if a timezone is valid or not.
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// If not valid, returns false.
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// If system does not support timezone list, returns false.
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function isTZvalid($continent,$city)
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{
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$tz = $continent.'/'.$city;
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if (function_exists('timezone_identifiers_list')) // because of old php version (5.1) which can be found on free.fr
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{
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if (in_array($tz, timezone_identifiers_list())) // it's a valid timezone ?
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return true;
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}
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return false;
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}
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if (!function_exists('json_encode')) {
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function json_encode($data) {
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switch ($type = gettype($data)) {
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case 'NULL':
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return 'null';
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case 'boolean':
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return ($data ? 'true' : 'false');
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case 'integer':
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case 'double':
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case 'float':
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return $data;
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case 'string':
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return '"' . addslashes($data) . '"';
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case 'object':
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$data = get_object_vars($data);
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case 'array':
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$output_index_count = 0;
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$output_indexed = array();
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$output_associative = array();
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foreach ($data as $key => $value) {
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$output_indexed[] = json_encode($value);
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$output_associative[] = json_encode($key) . ':' . json_encode($value);
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if ($output_index_count !== NULL && $output_index_count++ !== $key) {
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$output_index_count = NULL;
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}
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}
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if ($output_index_count !== NULL) {
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return '[' . implode(',', $output_indexed) . ']';
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} else {
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return '{' . implode(',', $output_associative) . '}';
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}
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default:
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return ''; // Not supported
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}
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}
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}
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// Webservices (for use with jQuery/jQueryUI)
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// eg. index.php?ws=tags&term=minecr
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function processWS()
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{
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if (empty($_GET['ws']) || empty($_GET['term'])) return;
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$term = $_GET['term'];
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$LINKSDB=new linkdb(isLoggedIn() || $GLOBALS['config']['OPEN_SHAARLI']); // Read links from database (and filter private links if used it not logged in).
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header('Content-Type: application/json; charset=utf-8');
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// Search in tags (case insentitive, cumulative search)
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if ($_GET['ws']=='tags')
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{
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$tags=explode(' ',str_replace(',',' ',$term)); $last = array_pop($tags); // Get the last term ("a b c d" ==> "a b c", "d")
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$addtags=''; if ($tags) $addtags=implode(' ',$tags).' '; // We will pre-pend previous tags
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$suggested=array();
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/* To speed up things, we store list of tags in session */
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if (empty($_SESSION['tags'])) $_SESSION['tags'] = $LINKSDB->allTags();
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foreach($_SESSION['tags'] as $key=>$value)
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{
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if (startsWith($key,$last,$case=false) && !in_array($key,$tags)) $suggested[$addtags.$key.' ']=0;
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}
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echo json_encode(array_keys($suggested));
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exit;
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}
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// Search a single tag (case sentitive, single tag search)
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if ($_GET['ws']=='singletag')
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{
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/* To speed up things, we store list of tags in session */
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if (empty($_SESSION['tags'])) $_SESSION['tags'] = $LINKSDB->allTags();
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foreach($_SESSION['tags'] as $key=>$value)
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{
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if (startsWith($key,$term,$case=true)) $suggested[$key]=0;
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}
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echo json_encode(array_keys($suggested));
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exit;
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}
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}
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function getAllTheme(){
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$allTheme = glob('tpl/*', GLOB_ONLYDIR);
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foreach ($allTheme as $value) {
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$themes[] = str_replace('tpl/', '', $value);
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}
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return $themes;
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}
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// Re-write configuration file according to globals.
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// Requires some $GLOBALS to be set (login,hash,salt,title).
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// If the config file cannot be saved, an error message is dislayed and the user is redirected to "Tools" menu.
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// (otherwise, the function simply returns.)
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function writeConfig()
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{
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if (is_file($GLOBALS['config']['CONFIG_FILE']) && !isLoggedIn()) die('You are not authorized to alter config.'); // Only logged in user can alter config.
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$config = "<?php\n";
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$config .= '$GLOBALS[\'login\']='.var_export($GLOBALS['login'],true).';'."\n";
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$config .= '$GLOBALS[\'hash\'] = '.var_export($GLOBALS['hash'],true).';'."\n";
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$config .= '$GLOBALS[\'salt\']='.var_export($GLOBALS['salt'],true).';'."\n";
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$config .='$GLOBALS[\'timezone\'] = '.var_export($GLOBALS['timezone'],true).';'."\n";
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$config .= 'date_default_timezone_set('.var_export($GLOBALS['timezone'],true).');'."\n";
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$config .= '$GLOBALS[\'title\']='.var_export($GLOBALS['title'],true).';'."\n";
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$config .= '$GLOBALS[\'titleLink\'] = '.var_export($GLOBALS['titleLink'],true).';'."\n";
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$config .= '$GLOBALS[\'redirector\'] = '.var_export($GLOBALS['redirector'],true).';'."\n";
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$config .= '$GLOBALS[\'disablesessionprotection\'] = '.var_export($GLOBALS['disablesessionprotection'],true).';'."\n";
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$config .= '$GLOBALS[\'disablejquery\'] = '.var_export($GLOBALS['disablejquery'],true).';'."\n";
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$config .= '$GLOBALS[\'privateLinkByDefault\'] = '.var_export($GLOBALS['privateLinkByDefault'],true).';'."\n";
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$config .= '$GLOBALS[\'config\'][\'ENABLE_RSS_PERMALINKS\'] = '.var_export($GLOBALS['config']['ENABLE_RSS_PERMALINKS'], true).';'."\n";
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$config .= '$GLOBALS[\'config\'][\'ENABLE_UPDATECHECK\'] = '.var_export($GLOBALS['config']['ENABLE_UPDATECHECK'], true).';'."\n";
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$config .= '$GLOBALS[\'config\'][\'ENABLE_MARKDOWN\'] = '.var_export($GLOBALS['config']['ENABLE_MARKDOWN'], true).';'."\n";;
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$config .= '$GLOBALS[\'config\'][\'BAN_AFTER\'] = '.var_export($GLOBALS['config']['BAN_AFTER'], true).';'."\n";
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$config .= '$GLOBALS[\'config\'][\'BAN_DURATION\'] = '.var_export($GLOBALS['config']['BAN_DURATION'], true).';'."\n";
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$config .= '$GLOBALS[\'config\'][\'THEME\'] = '.var_export($GLOBALS['config']['THEME'], true).';'."\n";
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$config .= '$GLOBALS[\'config\'][\'LINKS_PER_PAGE\'] = '.var_export($GLOBALS['config']['LINKS_PER_PAGE'], true).';'."\n";
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$config .= '$GLOBALS[\'config\'][\'HIDE_TIMESTAMPS\'] = '.var_export($GLOBALS['config']['HIDE_TIMESTAMPS'], true).';'."\n";
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$config .= '$GLOBALS[\'config\'][\'ENABLE_THUMBNAILS\'] = '.var_export($GLOBALS['config']['ENABLE_THUMBNAILS'], true).';'."\n";
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$config .= '$GLOBALS[\'config\'][\'ENABLE_FAVICON\'] = '.var_export($GLOBALS['config']['ENABLE_FAVICON'], true).';'."\n";
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$config .= '$GLOBALS[\'config\'][\'ENABLE_LOCALCACHE\'] = '.var_export($GLOBALS['config']['ENABLE_LOCALCACHE'], true).';'."\n";
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$config .= '$GLOBALS[\'config\'][\'externalThumbshot\'] = '.var_export($GLOBALS['config']['externalThumbshot'], true).';'."\n";
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$config .= '$GLOBALS[\'config\'][\'contactLink\'] = '.var_export($GLOBALS['config']['contactLink'], true).';'."\n";
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$config .= '$GLOBALS[\'config\'][\'DATE_FORMAT\'] = '.var_export($GLOBALS['config']['DATE_FORMAT'], true).';'."\n";
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if (!file_put_contents($GLOBALS['config']['CONFIG_FILE'],$config) || strcmp(file_get_contents($GLOBALS['config']['CONFIG_FILE']),$config)!=0)
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{
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echo '<script>alert("Shaarli could not create the config file. Please make sure Shaarli has the right to write in the folder is it installed in.");document.location=\'?\';</script>';
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exit;
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}
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}
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/* Because some f*cking services like Flickr require an extra HTTP request to get the thumbnail URL,
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/* Because some f*cking services like flickr require an extra HTTP request to get the thumbnail URL,
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I have deported the thumbnail URL code generation here, otherwise this would slow down page generation.
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The following function takes the URL a link (eg. a flickr page) and return the proper thumbnail.
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This function is called by passing the url:
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