Bachir Soussi Chiadmi 1bc61b12ad first import
2015-04-08 11:40:19 +02:00

169 lines
6.4 KiB
PHP

<?php
/**
* @file
* Example drush command.
*
* To run this *fun* command, execute `drush --include=./examples xkcd`
* from within your drush directory.
*
* See `drush topic docs-commands` for more information about command authoring.
*
* You can copy this file to any of the following
* 1. A .drush folder in your HOME folder.
* 2. Anywhere in a folder tree below an active module on your site.
* 3. /usr/share/drush/commands (configurable)
* 4. In an arbitrary folder specified with the --include option.
*/
/**
* Implementation of hook_drush_command().
*
* In this hook, you specify which commands your
* drush module makes available, what it does and
* description.
*
* Notice how this structure closely resembles how
* you define menu hooks.
*
* See `drush topic docs-commands` for a list of recognized keys.
*
* @return
* An associative array describing your command(s).
*/
function xkcd_drush_command() {
$items = array();
// The 'xkcd' command
$items['xkcd-fetch'] = array(
'description' => "Retrieve and display xkcd cartoons.",
'arguments' => array(
'search' => 'Optional argument to retrive the cartoons matching an index number, keyword search or "random". If omitted the latest cartoon will be retrieved.',
),
'options' => array(
'image-viewer' => 'Command to use to view images (e.g. xv, firefox). Defaults to "display" (from ImageMagick).',
'google-custom-search-api-key' => 'Google Custom Search API Key, available from https://code.google.com/apis/console/. Default key limited to 100 queries/day globally.',
),
'examples' => array(
'drush xkcd' => 'Retrieve and display the latest cartoon.',
'drush xkcd sandwich' => 'Retrieve and display cartoons about sandwiches.',
'drush xkcd 123 --image-viewer=eog' => 'Retrieve and display cartoon #123 in eog.',
'drush xkcd random --image-viewer=firefox' => 'Retrieve and display a random cartoon in Firefox.',
),
'aliases' => array('xkcd'),
'bootstrap' => DRUSH_BOOTSTRAP_DRUSH, // No bootstrap at all.
);
return $items;
}
/**
* Implementation of hook_drush_help().
*
* This function is called whenever a drush user calls
* 'drush help <name-of-your-command>'. This hook is optional. If a command
* does not implement this hook, the command's description is used instead.
*
* This hook is also used to look up help metadata, such as help
* category title and summary. See the comments below for a description.
*
* @param
* A string with the help section (prepend with 'drush:')
*
* @return
* A string with the help text for your command.
*/
function xkcd_drush_help($section) {
switch ($section) {
case 'drush:xkcd-fetch':
return dt("A command line tool (1) for a web site tool (2), that emulates
(badly) a web based tool (3) that emulates (badly) a command line tool (4) to
access a web site (5) with awesome geek humor.\n
(1) Drush
(2) Drupal
(3) http://uni.xkcd.com/
(4) BASH
(5) http://xkcd.com/");
}
}
/**
* Example drush command callback. This is where the action takes place.
*
* The function name should be same as command name but with dashes turned to
* underscores and 'drush_commandfile_' prepended, where 'commandfile' is
* taken from the file 'commandfile.drush.inc', which in this case is 'sandwich'.
* Note also that a simplification step is also done in instances where
* the commandfile name is the same as the beginning of the command name,
* "drush_example_example_foo" is simplified to just "drush_example_foo".
* To also implement a hook that is called before your command, implement
* "drush_hook_pre_example_foo". For a list of all available hooks for a
* given command, run drush in --debug mode.
*
* If for some reason you do not want your hook function to be named
* after your command, you may define a 'callback' item in your command
* object that specifies the exact name of the function that should be
* called. However, the specified callback function must still begin
* with "drush_commandfile_" (e.g. 'callback' => "drush_example_foo_execute")
* if you want that all hook functions are still called (e.g.
* drush_example_pre_foo_execute, and so on).
*
* In this function, all of Drupal's API is (usually) available, including
* any functions you have added in your own modules/themes.
*
* @see drush_invoke()
* @see drush.api.php
*
* @param
* An optional string with search keyworks, cartoon ID or "random".
*/
function drush_xkcd_fetch($search = '') {
if (empty($search)) {
drush_xkcd_display('http://xkcd.com');
}
elseif (is_numeric($search)) {
drush_xkcd_display('http://xkcd.com/' . $search);
}
elseif ($search == 'random') {
$xkcd_response = @json_decode(file_get_contents('http://xkcd.com/info.0.json'));
if (!empty($xkcd_response->num)) {
drush_xkcd_display('http://xkcd.com/' . rand(1, $xkcd_response->num));
}
}
else {
// This uses an API key with a limited number of searches per
$search_response = @json_decode(file_get_contents('https://www.googleapis.com/customsearch/v1?key=' . drush_get_option('google-custom-search-api-key', 'AIzaSyDpE01VDNNT73s6CEeJRdSg5jukoG244ek') . '&cx=012652707207066138651:zudjtuwe28q&q=' . $search));
if (!empty($search_response->items)) {
foreach ($search_response->items as $item) {
drush_xkcd_display($item->link);
}
}
else {
drush_set_error('DRUSH_XKCD_SEARCH_FAIL', dt('The search failed or produced no results.'));
}
}
}
/**
* Retrieve and display a table of metadata for an XKCD cartoon,
* then retrieve and display the cartoon using a specified image viewer.
*
* @param
* A string with the URL of the cartoon to display.
*/
function drush_xkcd_display($url) {
$xkcd_response = @json_decode(file_get_contents($url . '/info.0.json'));
if (!empty($xkcd_response->num)) {
$data = (array)$xkcd_response;
$data['date'] = $data['year'] . '/' . $data['month'] . '/' . $data['day'];
unset($data['safe_title'], $data['news'], $data['link'], $data['year'], $data['month'], $data['day']);
drush_print_table(drush_key_value_to_array_table($data));
$img = realpath(_drush_download_file($data['img']));
drush_register_file_for_deletion($img);
drush_shell_exec(drush_get_option('image-viewer', 'display') . ' ' . $img);
}
else {
drush_set_error('DRUSH_XKCD_METADATA_FAIL', dt('Unable to retrieve cartoon metadata.'));
}
}