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add and use cache time option

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This commit is contained in:
Martin Schuette 2014-04-03 21:57:07 +00:00
parent a88fb04f84
commit 8b5e2c55aa
1 changed files with 26 additions and 7 deletions
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31
freifunkmeta.php
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@ -15,7 +15,8 @@ function ff_meta_getmetadata ($url) {
// Caching
if ( false === ( $metajson = get_transient( "ff_metadata_${url_hash}" ) ) ) {
$metajson = wp_remote_retrieve_body( wp_remote_get($url) );
set_transient( "ff_metadata_${url_hash}", $metajson, 1 * HOUR_IN_SECONDS );
$cachetime = get_option( 'ff_meta_cachetime' ) * MINUTE_IN_SECONDS;
set_transient( "ff_metadata_${url_hash}", $metajson, $cachetime );
}
$metadata = json_decode ( $metajson, $assoc = true );
return $metadata;
@ -133,9 +134,9 @@ function ff_meta_admin_init() {
'ff_meta_plugin' // page to display on
);
add_settings_field(
'ff_meta_dir', // ID
'URL of directory.json', // Title
'ff_meta_dir_callback', // callback to fill field
'ff_meta_cachetime', // ID
'Cache time', // Title
'ff_meta_cachetime_callback', // callback to fill field
'ff_meta_plugin', // menu page=slug to display field on
'ff_meta_section-one' // section to display the field in
);
@ -146,18 +147,35 @@ function ff_meta_admin_init() {
'ff_meta_plugin', // menu page=slug to display field on
'ff_meta_section-one' // section to display the field in
);
add_settings_field(
'ff_meta_dir', // ID
'URL of directory.json', // Title
'ff_meta_dir_callback', // callback to fill field
'ff_meta_plugin', // menu page=slug to display field on
'ff_meta_section-one' // section to display the field in
);
}
function ff_meta_section_one_callback() {
echo 'This Plugin provides shortcodes to display information from the Freifunk meta.json.';
}
function ff_meta_cachetime_callback() {
$time = get_option( 'ff_meta_cachetime' );
if (empty($time)) {
$time = "15";
}
echo "<input type='number' name='ff_meta_cachetime' class='small-text code' value='$time' /> minutes"
."<p class='description'>Data from external URLs is cached for this number of minutes.</p>";
}
function ff_meta_dir_callback() {
$url = get_option( 'ff_meta_dir' );
if (empty($url)) {
$url = "https://raw.githubusercontent.com/freifunk/directory.api.freifunk.net/master/directory.json";
}
echo "<input type='text' name='ff_meta_dir' class='large-text code' value='$url' />";
echo "<input type='text' name='ff_meta_dir' class='large-text code' value='$url' />"
."<p class='description'>Please keep the default unless you really know what you are doing.</p>";
}
function ff_meta_url_callback() {
@ -165,7 +183,8 @@ function ff_meta_url_callback() {
if (empty($url)) {
$url = "http://meta.hamburg.freifunk.net/ffhh.json";
}
echo "<input type='text' name='ff_meta_url' class='large-text code' value='$url' />";
echo "<input type='text' name='ff_meta_url' class='large-text code' value='$url' />"
."<p class='description'>This will be the default for all tags without url=\"xyz\" parameter.</p>";
}
function ff_meta_options_page() {