paginating through search results

git-svn-id: http://svn.klever.net/kin/fireflix/trunk@179 fe716a7a-6dde-0310-88d9-d003556173a8

1 files changed, 45 insertions, 5 deletions

diff --git a/content/fireflix.js b/content/fireflix.js
index e144aae..92c42f4 100644
--- a/content/fireflix.js
+++ b/content/fireflix.js
@@ -647,161 +647,201 @@ var fireflix = {
   var uti = csfx.charAt(0); var utl = csfx.charAt(1);
   var rv = this.build_html(this.photoset.photos,uti,utl);
   this.popup_content(rv);
  },
 
  on_cmd_uploads_html: function(csfx,ev) {
   var uti = csfx.charAt(0); var utl = csfx.charAt(1);
   var pids = new Array();
   for(var f in this.uploads.files) {
    if(this.uploads.selection.isSelected(f))
     if(this.uploads.files[f].photoid)
      pids.push(this.uploads.files[f].photoid);
   }
   var pp = this.uploads.rowCount*2; if(pp>500) pp = 500;
   var _this = this;
   this.flickr.api_call(
    {
     method: 'flickr.photos.search',
     auth_token: 'default',
     extras: 'original_format',
     user_id: 'me',
     per_page: pp
    },
    function(xr) {
     var x = xr.responseXML;
     var rv = '';
     for(var pn in pids) {
      var p = pids[pn];
      var pp = new Photo(xp_node('/rsp/photos/photo[@id='+p+']',x));
      rv += _this.photo_html(pp,uti,utl)+'\n';
     }
     _this.popup_content(rv);
    }, function(x,s,c,m) {
     _this.flickr_failure(x,s,c,m);
    }
   );
  },
 
  /*
   *
   */
  foundphotos: {
   fireflix: null,
   init: function(f) {
    this.fireflix = f;
    pull_elements(this,document,[
     'search_for','search_tags','search_mine',
     'searchresult_props','search_photo',
-    'searchresult_title','searchresult_description'
+    'searchresult_title','searchresult_description',
+    'search_page','cmd_search_prev_page','cmd_search_next_page'
    ]);
    document.getElementById('searchresults').view = this;
   },
   photos: new Array(),
   rowCount: 0,
   getCellText: function(r,c) {
    var p = this.photos[r];
    if(c.id=='sr_title') return p.title;
    return c.id;
   },
   setTree: function(t) { this.tree = t },
   isContainer: function(r) { return false },
   isSeparator: function(r) { return false },
   isSorted: function(r) { return false },
   getLevel: function(r) { return 0 },
   getImageSrc: function(r,c) { return null },
   getRowProperties: function(r,p) { },
   getCellProperties: function(cid,cel,p) { },
   getColumnProperties: function(cid,cel,p) { },
   cycleHeader: function(cid,e) { },
   getParentIndex: function(r) { return -1 },
   drop: function(r,o) { },
   canDropBeforeAfter: function(r,b) { return false },
 
   importXPR: function(xp) {
    this.selection.clearSelection();
    this.selection.currentIndex = -1;
    this.searchresult_props.hidden = true;
    this.tree.beginUpdateBatch();
    this.photos = new Array();
    var n; while(n=xp.iterateNext()) {
     this.photos.push(new Photo(n));
    }
    this.rowCount = this.photos.length;
    this.tree.endUpdateBatch();
   },
+  paging: {
+   pars: null,
+   page: null, pages: null, perpage: null, total: null
+  },
   search_photos: function() {
    var pars = {
     method: 'flickr.photos.search',
     auth_token: 'default',
     extras: 'license,date_upload,date_taken,owner_name,icon_server,original_format,last_update,geo'
    };
    if(this.search_mine.checked)
     pars.user_id='me';
    if(this.search_tags.checked) {
     pars.tags=this.search_for.value.split(/ +/).join(',');
    }else{
     pars.text=this.search_for.value;
    }
+   this.paging.pars = new Object();
+   this.paging.page = null; this.paging.pages = null;
+   this.paging.perpage = null; this.paging.total = null;
+   for(var p in pars) this.paging.pars[p] = pars[p];
+   this.perform_search(pars);
+  },
+  perform_search: function(p) {
    var _this = this;
-   this.fireflix.flickr.api_call( pars,
+   this.fireflix.flickr.api_call( p,
     function(xr) {
      var x = xr.responseXML;
-     var xp = x.evaluate(
-      '/rsp/photos/photo', x, null,
-      XPathResult.ORDERED_NODE_ITERATOR_TYPE, null );
+     var xp = xp_nodes('/rsp/photos/photo',x);
      _this.importXPR(xp);
      _this.tree.ensureRowIsVisible(0);
+     xp = xp_node('/rsp/photos',x);
+     _this.paging.page = parseInt(xp.getAttribute('page'));
+     _this.paging.pages = parseInt(xp.getAttribute('pages'));
+     _this.paging.perpage = parseInt(xp.getAttribute('perpage'));
+     _this.paging.total = parseInt(xp.getAttribute('total'));
+     _this.update_paging();
      _this.on_select();
     }, function(x,s,c,m) {
      _this.fireflix.flickr_failure(x,s,c,m);
     }
    );
   },
+  on_cmd_prev: function(ev) {
+   var pars = new Object();
+   for(var p in this.paging.pars) pars[p] = this.paging.pars[p];
+   pars.page=this.paging.page-1; pars.per_page=this.paging.perpage;
+   this.perform_search(pars);
+  },
+  on_cmd_next: function(ev) {
+   var pars = new Object();
+   for(var p in this.paging.pars) pars[p] = this.paging.pars[p];
+   pars.page=this.paging.page+1; pars.per_page=this.paging.perpage;
+   this.perform_search(pars);
+  },
+  update_paging: function() {
+   if(! (this.paging.pars && this.paging.page && this.paging.pages) ) {
+    this.search_page.value=''; this.search_page.hidden = true;
+    this.cmd_search_prev_page.setAttribute('disabled','true');
+    this.cmd_search_next_page.setAttribute('disabled','true');
+   }else{
+    this.search_page.value=this.fireflix.loc_strings.getFormattedString('search_page',[this.paging.page,this.paging.pages]);
+    this.search_page.hidden=false;
+    this.cmd_search_prev_page.setAttribute('disabled',(this.paging.page>1)?'false':'true');
+    this.cmd_search_next_page.setAttribute('disabled',(this.paging.page<this.paging.pages)?'false':'true');
+   }
+  },
   render_description_frame: function(content) {
    if(!content) {
     this.searchresult_description.innerHTML = '';
    }else{
     this.searchresult_description.innerHTML = content?content:'';
     /* of all linking elements flickr only allows a */
     var as = this.searchresult_description.getElementsByTagName('a');
     for(var a=0;a<as.length;++a)
      as.item(a).setAttribute('target','_blank');
    }
   },
   on_select: function() {
    if(this.selection.currentIndex<0) {
     this.searchresult_props.hidden = true;
    }else{
     var p = this.photos[this.selection.currentIndex];
     if(!p) {
      this.searchresult_props.hidden = true;
     }else{
      this.search_photo.src = this.fireflix.flickr.make_photo_url(p,'t');
      this.searchresult_title.value = p.title;
      this.searchresult_title.tooltipText = p.title;
      this.render_description_frame(null);
      if(p.description==null && p.description==undefined) {
       var pid = p.id;
       var ci = this.selection.currentIndex;
       var _this = this;
       this.fireflix.flickr.api_call(
        {
 	method: 'flickr.photos.getInfo',
 	auth_token: 'default',
 	photo_id: p.id,
 	secret: p.secret
        }, function(xr) {
 	var pp = _this.photos[ci];
 	if(ci==_this.selection.currentIndex && pp.id==pid) {
 	 var n = xp_node('/rsp/photo',xr.responseXML);
 	 pp.fromNode_(n);
 	 _this.render_description_frame(pp.description);
 	}
        }, function(x,s,c,m) {
 	_this.fireflix.flickr_failure(x,s,c,m);
        }
       );
       this.searchresult_props.hidden = false;
      }else{
       this.render_description_frame(p.description);
      }