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<?php
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/**
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* The Zeitgeist module provides history services for search
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* Look at the ZGSPAN* constants for your own use when creating blocks or pages using
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* this module. Example code is in _zeitgeist_stats().
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* WARNING 1: the current method used to trap searches relies
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* on undocumented search module behaviours, and can break at
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* any version change until a proper logging API is implemented
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* in Drupal core.
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* WARNING 2: always truncate or hand-check the contents of the
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* zeitgeist table after installing a new module version.
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*
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* Copyright 2006 FG Marand. Licensed under the CeCILL 2.0 license.
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* $Id: zeitgeist.module,v 1.8 2006/04/08 22:00:39 fgm Exp $
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*/
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/**
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* Time spans for the results of _zeitgeist_stats().
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* @see function _zeitgeist_stats()
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*/
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define('ZGSPANDAY', 1); // Return zeitgeist for a day, starting at 00:00
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define('ZGSPANWEEKM', 2); // Return zeitgeist for a calendar week, starting on Monday
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define('ZGSPANWEEKS', 3); // Return zeitgeist for a calendar week, starting on Sunday
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define('ZGSPANMONTH', 4); // Return zeitgeist for a calendar month, starting on the 1st.
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define('ZGSPANQUARTER', 5); // Return zeitgeist for a calendar quarter, starting on the 1st of Jan, Apr, Jul, or Oct.
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define('ZGSPANYEAR', 6); // Return zeitgeist for a calendar year, starting on the 1st.
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/**
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* Miscellaneous data
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*/
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define('ZGSEARCHFORM', 'search_form'); // The name of the form to trap when recording searches
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define('ZGTABLE', '{zeitgeist}'); // The name of the table holding our data
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define('ZGVERSION', '$Id: zeitgeist.module,v 1.8 2006/04/08 22:00:39 fgm Exp $');
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define('ZGONEDAY', 86400); // 24 hours * 60 minutes * 60 seconds
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/**
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* Module persistent variables: names and default values
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*/
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define('ZGVARLATESTCOUNT', 'zeitgeist_latest_count'); // How many recent searches are displayed in their block ?
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define('ZGVARTOPCOUNT', 'zeitgeist_top_count'); // How many top queries are displayed in their block ?
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define('ZGVARTOPSPAN', 'zeitgeist_top_span'); // ZG span for the top queries block
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define('ZGVARHISTORY', 'zeitgeist_history'); // How long does the module keep its historical data.
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define('ZGVARNOFOLLOW', 'zeitgeist_nofollow'); // Emit a rel=nofollow attribute in feature blocks
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define('ZGVARTYPE', 'zeitgeist_type'); // Display search type in "recent searches" blocks
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define('ZGDEFLATESTCOUNT', 5); // Default for ZGVARLATESTCOUNT
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define('ZGDEFTOPCOUNT', 5); // Default for ZGVARTOPCOUNT
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define('ZGDEFTOPSPAN', ZGSPANMONTH); // Default for ZGVARTOPSPAN
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define('ZGDEFHISTORY', 0); // Default means forever
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define('ZGDEFNOFOLLOW', 1); // Default is true
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define('ZGDEFTYPE', 0); // Default is never
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/**
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* Enter description here...
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*
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* @param string $section
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* - admin/modules#name The name of a module (unused, but there)
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* - admin/modules#description The description found on the admin/system/modules page.
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* - admin/help#modulename The module's help text, displayed on the admin/help page and through the module's individual help link. * - user/help#modulename The help for a distributed authorization module (if applicable).
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* - node/add#nodetype The description of a node type (if applicable).
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* @return string HTML, localized
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*/
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function zeitgeist_help($section)
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{
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switch ($section )
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{
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case 'admin/modules#description': $ret = t("This module provides a history of search and related features"); break;
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case 'admin/help#zeitgeist': $ret = t('<p>zeitgeist records recent searches when they are performed. '
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. '<p>It also supplies a block listing the "n" latest searches, '
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. 'and a setting to define the value of "n".</p>'); break;
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}
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return $ret;
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}
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/**
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* @return array An array containing form items to place on the module settings page.
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*
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*/
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function zeitgeist_settings()
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{
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$form[ZGVARLATESTCOUNT] = array
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(
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'#type' => 'textfield',
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'#title' => t('Recent searches displayed'),
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'#description' => t('This is the number of recent searches displayed in the "Recent Searches" '
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. 'block provided by the zeitgeist module. Default: %def.', array('%def' => ZGDEFLATESTCOUNT)),
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'#default_value' => variable_get(ZGVARLATESTCOUNT, ZGDEFLATESTCOUNT),
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'#maxlength' => 2,
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'#size' => 2,
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);
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$form[ZGVARTOPCOUNT] = array
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(
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'#type' => 'textfield',
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'#title' => t('Top searches displayed'),
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'#description' => t('This is the number of top searches displayed in the "Top Searches" '
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. 'block provided by the zeitgeist module. Default: %def.', array('%def' => ZGDEFTOPCOUNT)),
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'#default_value' => variable_get(ZGVARTOPCOUNT, ZGDEFTOPCOUNT),
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'#maxlength' => 2,
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'#size' => 2,
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);
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$form[ZGVARHISTORY] = array
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(
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'#type' => 'textfield',
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'#title' => t('Number of days of history'),
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'#description' => t('Historical data are kept for that number of days. 0 means forever. '
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. 'Pruning is performed by cron on a daily basis'),
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'#default_value' => variable_get(ZGVARHISTORY, ZGDEFHISTORY),
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'#size' => 4, // this is good until 2037, should be enough for all 4.7 needs.
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'#max_length' => 4,
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);
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$form[ZGVARTYPE] = array
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(
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'#type' => 'radios',
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'#title' => t('When should the search type be displayed in the "recent searches" blocks ?'),
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'#default_value' => variable_get(ZGVARTYPE, ZGDEFTYPE),
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'#prefix' => '<div class="container-inline">',
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'#suffix' => '</div>',
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"#options" => array (t('Never'), t('Admin only'), t('Authenticated users'), t('Always')),
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'#description' => t('Recommended value is "Admin only"; '
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. '"Always" is typically disturbing for visitors not already well-versed in Drupal.'),
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);
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$form['advanced'] = array
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(
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'#type' => 'fieldset',
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'#title' => t('Advanced settings'),
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'#collapsible' => true,
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'#collapsed' => true
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);
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$form['advanced'][ZGVARNOFOLLOW] = array
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(
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"#type" => 'checkbox',
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'#title' => t('Apply %attr to links on the "recent searches" and "top searches" blocks',
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array('%attr' => '<code>rel="nofollow"</code>')),
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'#default_value' => variable_get(ZGVARNOFOLLOW, ZGDEFNOFOLLOW),
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'#return_value' => 1,
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'#description' => t('An attribute for the "a" (X)HTML alement, %attr is non-standard, '
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. 'but is recognized by several search engines, notably Google, MSN and Yahoo!',
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array('%attr' => '<code>rel="nofollow"</code>')),
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);
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$form['advanced'][ZGVERSION] = array
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(
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'#value' => '<p>' . t('This site is running Zeitgeist version %version. ',
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array(
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'%version' => ZGVERSION,
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)
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)
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. '</p>'
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);
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return $form;
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}
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/**
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* Trap searches. Warning: the mechanism
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* currently in use seems to work, but might not cover
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* all cases. Please report any missing info on the
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* zeitgeist issues page at
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* http://drupal.org/node/add/project_issue/zeitgeist/bug
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* There is a known problem with advanced search artificially
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* creating an fictitious empty search prior to the actual one,
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* but this seems to be a search.module bug
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*
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* @param string $form_id A registered form_id. We're only interested in the search form
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* @param array $form_values
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* @return void
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*/
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function zeitgeist_form_alter($form_id, &$form)
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{
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if ($form_id != 'search_form')
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return;
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$search = $form['basic']['inline']['keys']['#default_value'];
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$category = $form['module']['#value'];
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_zeitgeist_store_search($search, $category);
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}
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/**
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* @param string $op
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* - 'list': A list of all blocks defined by the module.
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* - 'configure': A configuration form.
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* - 'save': Save the configuration options.
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* - 'view': Information about a particular block
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* @param int $delta
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* @param array $edit
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*/
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function zeitgeist_block($op = 'list', $delta = 0, $edit = array())
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{
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switch ($op)
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{
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case 'list':
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$blocks[0]['info'] = t(
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variable_get('zeitgeist_latest_info', t('ZG Latest %count')),
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array('%count' => variable_get(ZGVARLATESTCOUNT, ZGDEFLATESTCOUNT))
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);
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$blocks[1]['info'] = t(
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variable_get('zeitgeist_top_info', t('ZG Top %count')),
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array('%count' => variable_get(ZGVARTOPCOUNT, ZGDEFTOPCOUNT))
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);
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return $blocks;
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break;
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case 'configure':
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switch ($delta)
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{
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case 0:
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$form = array();
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_zeitgeist_block_settings_show($form,
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t('Name of the block in the block list'), 'latest', t('ZG Latest %count'),
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t('Title of the block when displayed'), 'latest', t('Latest %count searches')
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);
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break;
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case 1:
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$form = array();
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_zeitgeist_block_settings_show($form,
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t('Name of the block in the block list'), 'top', t('ZG Top %count'),
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t('Title of the block when displayed'), 'top', t('Top %count searches')
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);
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break;
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}
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return $form;
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break;
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case 'save':
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switch ($delta)
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{
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case 0:
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_zeitgeist_block_settings_save($edit, 'latest');
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break;
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case 1:
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_zeitgeist_block_settings_save($edit, 'top');
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break;
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}
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break;
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case 'view':
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switch ($delta)
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{
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case 0:
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$count = variable_get (ZGVARLATESTCOUNT, ZGDEFLATESTCOUNT);
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$subject = variable_get('zeitgeist_latest_title', t('Latest %count searches'));
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$subject = t($subject, array('%count' => $count));
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$block['subject'] = $subject;
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$block['content'] = theme('zeitgeist_block_latest', $count);
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break;
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case 1:
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$count = variable_get (ZGVARTOPCOUNT, ZGDEFTOPCOUNT);
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$subject = variable_get('zeitgeist_top_title', t('Top %count searches'));
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$subject = t($subject, array('%count' => $count));
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$block['subject'] = $subject;
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$block['content'] = theme('zeitgeist_block_top', $count);
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break;
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| 250 |
}
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return $block;
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break;
|
| 253 |
}
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}
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function _zeitgeist_store_search($search, $category, $ts = NULL)
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{
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if (!isset($ts))
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$ts = time();
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$sq = 'INSERT INTO ' . ZGTABLE . ' (search, category, ts) '
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. "VALUES ('%s', '%s', %d) ";
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db_query($sq, $search, $category, $ts);
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}
|
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/**
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* Provides the block-specific contents common to each ZG block: ability to rename the block and change its title
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*
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* @param array $form The current form for which this is built
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* @param string $infotitle Block information: the title
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* @param string $infovar Block information: the config variable name
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* @param string $infodefault Block information: the default name
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* @param string $titletitle Block title: the title
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* @param string $titlevar Block title: the config variable name
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* @param string $titledefault Block title: the default title
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* @return void
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*/
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function _zeitgeist_block_settings_show(&$form, $infotitle, $infovar, $infodefault, $titletitle, $titlevar, $titledefault)
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| 278 |
{
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| 279 |
$form['info'] = array
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| 280 |
(
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| 281 |
'#type' => 'textfield',
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| 282 |
'#title' => $infotitle,
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| 283 |
'#default_value' => variable_get('zeitgeist_' . $infovar . '_info', $infodefault),
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'#weight' => -2,
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);
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| 286 |
$form['title'] = array
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| 287 |
(
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| 288 |
'#type' => 'textfield',
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| 289 |
'#title' => $titletitle,
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| 290 |
'#default_value' => variable_get('zeitgeist_' . $titlevar . '_title', $titledefault),
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| 291 |
'#weight' => -1,
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| 292 |
);
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| 293 |
}
|
| 294 |
|
| 295 |
function _zeitgeist_block_settings_save($edit, $blockname)
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| 296 |
{
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| 297 |
variable_set('zeitgeist_' . $blockname . '_info', $edit['info' ]);
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| 298 |
variable_set('zeitgeist_' . $blockname . '_title', $edit['title']);
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| 299 |
}
|
| 300 |
|
| 301 |
/**
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| 302 |
* Builds the contents of the latest searches block
|
| 303 |
*
|
| 304 |
* @param string $count Themed HTML
|
| 305 |
*/
|
| 306 |
function _zeitgeist_block_latest($count = NULL)
|
| 307 |
{
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| 308 |
global $user;
|
| 309 |
|
| 310 |
if (!isset($count))
|
| 311 |
{
|
| 312 |
$count = variable_get(ZGVARLATESTCOUNT, ZGDEFLATESTCOUNT);
|
| 313 |
}
|
| 314 |
|
| 315 |
// We query an unlimited range because of potential duplicates
|
| 316 |
$sq = 'SELECT zg.search, zg.category '
|
| 317 |
. 'FROM ' . ZGTABLE . ' zg '
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| 318 |
. 'ORDER BY zg.ts DESC' ;
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| 319 |
$q = db_query($sq);
|
| 320 |
$ar = array();
|
| 321 |
|
| 322 |
// Conditional search type rendering
|
| 323 |
switch (variable_get(ZGVARTYPE, ZGDEFTYPE))
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| 324 |
{
|
| 325 |
case 1 : // Display only for admin
|
| 326 |
$show_category = ($user->uid == 1);
|
| 327 |
break;
|
| 328 |
case 2 : // Display for all authenticated users
|
| 329 |
$show_category = ($user->uid != 0);
|
| 330 |
break;
|
| 331 |
case 3 : // Always display
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| 332 |
$show_category = true;
|
| 333 |
break;
|
| 334 |
default: // 0 and any other value
|
| 335 |
$show_category = false;
|
| 336 |
break;
|
| 337 |
}
|
| 338 |
|
| 339 |
// then we weed out the duplicates on the fly, and stop
|
| 340 |
// when we have enough results
|
| 341 |
while (($o = db_fetch_object($q)) && (sizeof($ar) < $count))
|
| 342 |
{
|
| 343 |
$category = $show_category ? " ($o->category)" : null;
|
| 344 |
|
| 345 |
if ((!empty($o->search)) && (!isset($ar["$o->search$category"])))
|
| 346 |
$ar["$o->search$category"] = array($o->search, $o->category) ;
|
| 347 |
}
|
| 348 |
mysql_free_result($q);
|
| 349 |
return $ar;
|
| 350 |
}
|
| 351 |
|
| 352 |
/**
|
| 353 |
* Return zeitgeist as an object holding the boundary dates and a array of query counts
|
| 354 |
*
|
| 355 |
* @param int $span One of the predefined ZGSPAN* constants
|
| 356 |
* @param int $ts A UNIX timestamp within the span, used to select it. Use current time if NULL
|
| 357 |
* @param string $category Restrict on the type of searches taken into account (or not)
|
| 358 |
* @param int $limit Limit results to $count results, or don't limit if 0.
|
| 359 |
* @return object
|
| 360 |
*/
|
| 361 |
function _zeitgeist_stats($span = ZGSPANMONTH, $ts = NULL, $category = NULL, $count = 0)
|
| 362 |
{
|
| 363 |
if (!isset($ts))
|
| 364 |
{
|
| 365 |
$ts = time();
|
| 366 |
}
|
| 367 |
$arDate = getdate($ts);
|
| 368 |
|
| 369 |
/**
|
| 370 |
* Some of these ranges go beyond the current timestamp if computed for the current
|
| 371 |
* timestamp, but this is not an issue as there won't be any matching entries anyway
|
| 372 |
*/
|
| 373 |
switch ($span)
|
| 374 |
{
|
| 375 |
case ZGSPANDAY:
|
| 376 |
$ts1 = mktime(0, 0, 0, $arDate['mon'], $arDate['mday'], $arDate['year']);
|
| 377 |
$ts2 = $ts1 + ZGONEDAY;
|
| 378 |
break;
|
| 379 |
case ZGSPANWEEKS:
|
| 380 |
$tsBase = $ts - $arDate['wday'] * ZGONEDAY;
|
| 381 |
$arDateBase = getdate($tsBase);
|
| 382 |
$ts1 = mktime(0, 0, 0, $arDateBase['mon'], $arDateBase['mday'], $arDateBase['year']);
|
| 383 |
$ts2 = $ts1 + 7 * ZGONEDAY;
|
| 384 |
unset($arDateBase);
|
| 385 |
break;
|
| 386 |
case ZGSPANWEEKM:
|
| 387 |
$tsBase = $ts - (($arDate['wday'] + 6) % 7) * ZGONEDAY;
|
| 388 |
$arDateBase = getdate($tsBase);
|
| 389 |
$ts1 = mktime(0, 0, 0, $arDateBase['mon'], $arDateBase['mday'], $arDateBase['year']);
|
| 390 |
$ts2 = $ts1 + 7 * ZGONEDAY;
|
| 391 |
unset($arDateBase);
|
| 392 |
break;
|
| 393 |
case ZGSPANMONTH:
|
| 394 |
$ts1 = mktime(0, 0, 0, $arDate['mon'], 1, $arDate['year']);
|
| 395 |
// mktime fixes out-of-range correctly, so we needn't worry about year wrapping
|
| 396 |
$ts2 = mktime(0, 0, 0, $arDate['mon'] + 1, 1, $arDate['year']);
|
| 397 |
break;
|
| 398 |
case ZGSPANQUARTER:
|
| 399 |
$mon = 1 + (int) (($arDate['mon'] - 1) / 3);
|
| 400 |
$ts1 = mktime(0, 0, 0, $mon, 1, $arDate['year']);
|
| 401 |
$ts2 = mktime(0, 0, 0, $mon + 3, 1, $arDate['year']);
|
| 402 |
break;
|
| 403 |
case ZGSPANYEAR:
|
| 404 |
$ts1 = mktime(0, 0, 0, 1, 1, $arDate['year']);
|
| 405 |
$ts2 = mktime(0, 0, 0, 1, 1, $arDate['year']+1);
|
| 406 |
break;
|
| 407 |
}
|
| 408 |
$sq = 'SELECT zg.search, zg.category, count(zg.ts) cnt '
|
| 409 |
. 'FROM ' . ZGTABLE . ' zg '
|
| 410 |
. 'WHERE (zg.ts >= %d) AND( zg.ts < %d) ' ;
|
| 411 |
if (isset($category))
|
| 412 |
{
|
| 413 |
$sq .= "AND (zg.category = '%s') "
|
| 414 |
. 'GROUP BY 1, 2 '
|
| 415 |
. 'ORDER BY 3 DESC, 1 ASC, 2 ASC ' ;
|
| 416 |
$q = (isset($count) && ($count > 0))
|
| 417 |
? db_query_range($sq, $ts1, $ts2, $category, 0, $count)
|
| 418 |
: db_query($sq, $ts1, $ts2, $category);
|
| 419 |
}
|
| 420 |
else
|
| 421 |
{
|
| 422 |
$sq .= 'GROUP BY 1, 2 '
|
| 423 |
. 'ORDER BY 3 DESC, 1 ASC, 2 ASC ' ;
|
| 424 |
$q = (isset($count) && ($count > 0))
|
| 425 |
? db_query_range($sq, $ts1, $ts2, 0, $count)
|
| 426 |
: db_query($sq, $ts1, $ts2);
|
| 427 |
}
|
| 428 |
|
| 429 |
$ret = new stdClass();
|
| 430 |
$ret->ts1 = $ts1;
|
| 431 |
$ret->ts2 = $ts2;
|
| 432 |
$ret->scores = array();
|
| 433 |
while ($o = db_fetch_object($q))
|
| 434 |
{
|
| 435 |
$ret->scores[] = array ('search' => $o->search, 'category' => $o->category, 'count' => $o->cnt);
|
| 436 |
}
|
| 437 |
return $ret;
|
| 438 |
}
|
| 439 |
|
| 440 |
/**
|
| 441 |
* Default rendering for the ZG block with the most popular "node" queries
|
| 442 |
* during the preceding month
|
| 443 |
*
|
| 444 |
* @param int $count
|
| 445 |
*/
|
| 446 |
function theme_zeitgeist_block_top($count = NULL)
|
| 447 |
{
|
| 448 |
$arDate = getdate();
|
| 449 |
// Uncomment that line for last month's zeitgeist. Leave it commented for the current month
|
| 450 |
// $ts = mktime(0, 0, 0, $arDate['mon'] - 1, 1, $arDate['year']); // mktime wraps months cleanly, no worry
|
| 451 |
unset ($arDate);
|
| 452 |
|
| 453 |
$arStats = _zeitgeist_stats(ZGSPANMONTH, $ts, 'node', $count);
|
| 454 |
$arScores = array();
|
| 455 |
$attr = variable_get(ZGVARNOFOLLOW, ZGDEFNOFOLLOW) ? array ('rel' => 'nofollow') : NULL ;
|
| 456 |
foreach ($arStats->scores as $score)
|
| 457 |
{
|
| 458 |
$arScores [] = l($score['search'] . " (${score['count']})", "search/node/$score[search]", $attr, NULL, NULL, TRUE);
|
| 459 |
}
|
| 460 |
unset($arStats);
|
| 461 |
|
| 462 |
$ret = theme('item_list', $arScores);
|
| 463 |
unset ($arScores);
|
| 464 |
return $ret;
|
| 465 |
}
|
| 466 |
|
| 467 |
/**
|
| 468 |
* Default rendering for the ZG latest searches block
|
| 469 |
*
|
| 470 |
* @param int $count
|
| 471 |
*/
|
| 472 |
function theme_zeitgeist_block_latest($count = NULL)
|
| 473 |
{
|
| 474 |
$ar = _zeitgeist_block_latest($count);
|
| 475 |
$arLinks = array();
|
| 476 |
$attr = variable_get(ZGVARNOFOLLOW, ZGDEFNOFOLLOW) ? array ('rel' => 'nofollow') : NULL ;
|
| 477 |
foreach ($ar as $key => $value)
|
| 478 |
{
|
| 479 |
$arLinks[] = l($key, "search/$value[1]/$value[0]", $attr, NULL, NULL, TRUE);
|
| 480 |
}
|
| 481 |
$ret = theme('item_list', $arLinks);
|
| 482 |
return $ret;
|
| 483 |
}
|
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