/[drupal]/contributions/modules/content_slider/content_slider.module
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revision 1.1, Thu Dec 4 18:11:03 2008 UTC revision 1.2, Sat Jan 10 19:22:22 2009 UTC
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1    <?php
2    // $Id: content_slider.module,v 1.1.2.4 2008/12/14 19:24:45 ebizondrupalservices Exp $
3    
4    
5    /**
6     * @file
7     *  Display content in 'featured content' block using jQuery.
8     */
9    
10    /**
11     * Implementation of hook_help().
12     */
13    function content_slider_help($section) {
14      switch ($section) {
15        case 'admin/help#content_slider':
16          $output = "The content_slider module: Display content and image in Slide show mode using jQuery.";
17          return $output;
18    
19        case 'admin/modules#description':
20          return 'The content_slider module: Display content and image in Slide show mode using jQuery.';
21      }
22    }
23    
24    /**
25     * Implementation of hook_perm
26     */
27    function content_slider_perm() {
28      return array('access content_slider', 'administer content_slider');
29    }
30    
31    function content_slider_menu() {
32      $items = array();
33    
34        $items['admin/settings/content_slider'] = array(
35        'title' => 'Content Slider',
36        'description' => t('Setting Content Slider.'),
37        'page callback' => 'drupal_get_form',
38        'page arguments' => array('content_slider_admin_settings'),
39        'access arguments' => array('administer site configuration'),
40      );
41       $items[] = array(
42       'path' => 'content_slider/list/'. arg(2),
43       'title' => t('Content Slider'),
44       'page callback' => 'content_slider_page_list',
45       'page arguments' => array(arg(2)),
46       'access arguments' => array('access content_slider'),
47       'type' => MENU_CALLBACK,
48       );
49      return $items;
50    }
51    
52    function content_slider_admin_settings() {
53    
54      // only administrators can access this function
55      // Generate the form - settings applying to all patterns first
56      $form['content_slider_settings'] = array(
57        '#type' => 'fieldset',
58        '#weight' => -20,
59        '#title' => t('Basic settings'),
60        '#collapsible' => TRUE,
61        '#collapsed' => FALSE,
62      );
63    
64      $form['content_slider_settings']['content_slider_auto'] = array(
65        '#type' => 'checkbox',
66        '#title' => t('Auto rotate contents'),
67        '#default_value' => variable_get('content_slider_auto', 1),
68        '#description' => t("Display content without mouse click."),
69        '#maxlength' => '1', '#size' => '1',
70      );
71    
72      $form['content_slider_settings']['content_slider_speed'] = array(
73        '#type' => 'textfield',
74        '#title' => t('Glide animation duration (in milliseconds)'),
75        '#default_value' => variable_get('content_slider_speed', 1000),
76      );
77    
78      $form['content_slider_settings']['content_slider_direction'] = array(
79        '#type' => 'textfield',
80        '#title' => t('Set direction of glide'),
81        '#default_value' => variable_get('content_slider_direction', 'leftright'),
82        '#description' => 'Available value: "updown", "downup", "leftright", or "rightleft"',
83      );
84    
85      // set direction of glide: "updown", "downup", "leftright", or "rightleft"'
86      //$output_body .=  'direction: "downup",
87    
88      $form['content_slider_source'] = array(
89        '#type' => 'fieldset',
90        '#weight' => -20,
91        '#title' => t('Slider content source (based on Drupal content-type)'),
92        '#collapsible' => TRUE,
93        '#collapsed' => FALSE,
94      );
95    
96      $form['content_slider_source']['content_slider_source_1'] = array(
97        '#type' => 'textfield',
98        '#title' => t('Content type for Slider 1'),
99        '#default_value' => variable_get('content_slider_source_1', 'page'),
100      );
101    
102      $form['content_slider_source']['content_slider_source_2'] = array(
103        '#type' => 'textfield',
104        '#title' => t('Content type for Slider 2'),
105        '#default_value' => variable_get('content_slider_source_2', 'story'),
106      );
107    
108      $form['content_slider_source']['content_slider_source_3'] = array(
109        '#type' => 'textfield',
110        '#title' => t('Content type for Slider 3'),
111        '#default_value' => variable_get('content_slider_source_3', 'featured'),
112      );
113    
114      return system_settings_form($form);
115    }
116    
117    /**
118     * Implementation of hook_block().
119     *
120     */
121    function content_slider_block($op = 'list', $delta = 0) {
122      $content_slider_auto = variable_get("content_slider_auto", 1);
123      $content_slider_speed = variable_get("content_slider_speed", 1000);
124      $content_slider_direction = variable_get("content_slider_direction", 'leftright');
125    
126      $content_slider_source_1 = variable_get("content_slider_source_1","page");
127      $content_slider_source_2 = variable_get("content_slider_source_2","story");
128      $content_slider_source_3 = variable_get("content_slider_source_3","featured");
129    
130      global $base_url;
131      $ajax_base_path = $base_url;
132    
133      if ($op == 'list') {
134        $blocks[0]['info'] = 'Content Slider 1';
135        $blocks[1]['info'] = 'Content Slider 2';
136        $blocks[2]['info'] = 'Content Slider 3';
137        return $blocks;
138      }
139    
140      if ($op == 'view') {
141    
142        global $base_url;
143    
144        drupal_add_css(drupal_get_path('module', 'content_slider') . '/contentslider.css');
145        drupal_add_js(drupal_get_path('module', 'content_slider'). '/contentslider.js');
146    
147        $output_body = "";
148        //Text
149        $output_head = ''."\n";
150        $output_head .= '/***********************************************'."\n";
151        $output_head .= '* Featured Content Slider script- (c) Dynamic Drive DHTML code library (www.dynamicdrive.com)'."\n";
152        $output_head .= '* Visit http://www.dynamicDrive.com for hundreds of DHTML scripts'."\n";
153        $output_head .= '* This notice must stay intact for legal use'."\n";
154        $output_head .= '***********************************************/'."\n";
155        //drupal_add_js($output_head,'inline');
156    
157        $slider_id = $delta + 1;
158        switch ($delta) {
159          case 0:
160            $content_type = $content_slider_source_1;
161            $block['subject'] = 'Content Slider 1';
162            $block['content'] = outbody_of_block($content_type,$delta);
163            break;
164    
165          case 1:
166            $content_type = $content_slider_source_2;
167            $block['subject'] = 'Content Slider 2';
168            $block['content'] = outbody_of_block($content_type,$delta);
169    
170            break;
171    
172          case 2:
173            $content_type = $content_slider_source_3;
174            $block['subject'] = 'Content Slider 3';
175            $block['content'] = outbody_of_block($content_type,$delta);
176    
177            break;
178        }
179        return $block;
180      }
181    }
182    function outbody_of_block($content_type,$delta)
183    {
184     $output_body = '';
185        $sql  = " SELECT n.nid, teaser FROM {node} n INNER JOIN {node_revisions} r ON n.nid=r.nid "." WHERE n.status=1 AND n.type='".$content_type."' ORDER BY n.changed DESC LIMIT 5";
186        $results     = db_query($sql);
187    
188        $output_body .= '<div id="slider'.$delta.'" class="sliderwrapper">'."\n";
189        while ($data = db_fetch_object($results)) {
190          $slider_nid = $data->nid;
191          $output_body .= '<div class="contentdiv">'."\n";
192          $output_body .= "<a href='".$base_url."/node/".$slider_nid."'>". node_view(node_load($data->nid), 1) ."</a>";
193          if ($slider_nid == 1) {
194            $output_body .= '<p></p><a href="javascript:featuredcontentslider.jumpTo(\'slider1\', 3)">';
195          }
196          $output_body .= '</div>';
197        }
198        $output_body .= '</div>';
199        $output_body .= '<div id="paginate-slider'.$delta.'" class="pagination">'."\n";
200        $output_body .= '</div>';
201    
202        $output_body .= '<script type="text/javascript">';
203    
204        $output_body .= 'featuredcontentslider.init({'."\n";
205        $output_body .= 'id: "slider'.$delta.'",//id of main slider DIV'."\n";
206        $output_body .= 'contentsource: ["inline", ""],  //Valid values: ["inline", ""] or ["ajax", "path_to_file"]'."\n";
207        $output_body .= 'toc: "#increment",  //Valid values: "#increment", "markup", ["label1", "label2", etc]'."\n";
208        $output_body .= 'nextprev: ["Previous", "Next"],  //labels for "prev" and "next" links. Set to "" to hide.'."\n";
209        $output_body .= 'revealtype: "click", //Behavior of pagination links to reveal the slides: "click" or "mouseover"'."\n";
210        $output_body .= 'enablefade: [true, 0.2],  //[true/false, fadedegree]'."\n";
211        $output_body .= 'autorotate: [true, 3000],  //[true/false, pausetime]'."\n";
212        $output_body .= 'onChange: function(previndex, curindex){  //event handler fired whenever script changes slide'."\n";
213        $output_body .= '//previndex holds index of last slide viewed b4 current (1=1st slide, 2nd=2nd etc)'."\n";
214        $output_body .= '//curindex holds index of currently shown slide (1=1st slide, 2nd=2nd etc)'."\n";
215        $output_body .= '}';
216        $output_body .= '})';
217    
218        $output_body .= '</script>';
219         return  $output_body;
220    
221        //$output_body .= '</div>';
222    }
223    
224    function content_slider_page_list($i) {
225      $content_slider_item = variable_get("content_slider_item", 10);
226    
227      $dse_news_total = db_query(" SELECT count(*) AS total FROM {node} n WHERE n.type='slider".$i."' AND n.status=1");
228      $row_news       = db_fetch_object($dse_news_total);
229      $news_total     = $row_news->total;
230      $sql_counts     = "SELECT $news_total";
231    
232      $sql = " SELECT n.nid, n.title, r.teaser FROM {node} n INNER JOIN {node_revisions} r ON r.nid = n.nid WHERE n.type = 'slider$i' AND n.status=1 ORDER BY n.created DESC";
233      $sql = db_rewrite_sql($sql);
234    
235      $results = pager_query($sql, $content_slider_item, 0, $sql_counts);
236    
237      $output = "<div id='content_slider$i'>";
238    
239      while ($node = db_fetch_object($results)) {
240        $output .= node_view(node_load($node->nid), 1);
241      }
242    
243      $output .= theme('pager', NULL, $content_slider_item, 0);
244      $output .= '</div>';
245    
246      return $output;
247    }
248    
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