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-rw-r--r--js/photo-tags.js267
1 files changed, 267 insertions, 0 deletions
diff --git a/js/photo-tags.js b/js/photo-tags.js
new file mode 100644
index 0000000..7fce2f2
--- /dev/null
+++ b/js/photo-tags.js
@@ -0,0 +1,267 @@
+var pics = d3.select(".pics").select("ul");
+
+/* populate data list with tags*/
+d3.json(webbase+"/getjson.php?S", function(json) {
+ d3.select("#MyTags").selectAll("option").data(json)
+ .enter().append("option").attr("value",function(d) {return d.name});
+ });
+
+/* update form to point to new link */
+d3.select("input").on("keyup", function(d) {
+ d3.select('form').attr("action",webbase+"/tag/"+document.getElementById('MyTagsInput').value.replace(" ","+"));
+});
+
+if (T!="")
+ {
+ var mycurrenttags = T.split(",");
+
+ d3.select("#currenttags").select("button").remove();
+ d3.select("#currenttags").selectAll("button")
+ .data(mycurrenttags).enter()
+ .append("button").attr("type","button").text( function(d) {return d;} );
+ }
+ else
+ {
+ d3.select("#currenttags").select("button").remove();
+ d3.select("#currenttags").append("span").text( ' none');
+ };
+
+function load_content() {
+ // d3.select(".debug").text("T,P,N = *"+T+"* *"+page+"* *"+N+"*");
+
+ if (ID>=0)
+ url = webbase+"/getjson.php?ID="+ID;
+ else if(T!="")
+ url = webbase+"/getjson.php?T="+T+"&P="+page;
+ else
+ url = webbase+"/getjson.php?P="+page;
+
+ /* update pics */
+ d3.json(url, function(json) {
+ count=0;
+ pics.selectAll("li").remove();
+ picdata=json;
+
+ /* if ID is set, just show one pictures, else create an array of pictures */
+ if (ID>=0)
+ {
+ var singlepicspace=pics.selectAll("li").data(picdata, function(d){return ID;}).enter().append("li").append("div").attr("class","singlepic");
+ singlepicspace.append("div").attr("class","left").append("img").attr("src",webbase+"/icons/left.png");
+ singlepicspace.append("img")
+ .attr("class","large")
+ .attr("src",function(d) {
+ s = d.base_uri+'/'+d.filename;
+ s = s.replace('file:\/\/'+dbprefix,webbase+'/Photos-small/');
+ return s;
+ });
+ singlepicspace.append("div").attr("class","right").append("img").attr("src",webbase+"/icons/right.png");
+
+ update_thumbnails();
+ }
+ else
+ {
+ d3.select(".nextprev").select("ul").selectAll("li").remove();
+ pics.selectAll("li").data(picdata)
+ .enter().append("li")
+ .append("a")
+ .on("click", function(d) { load_pic(d.id); })
+ .append("img")
+ .attr("src",function(d) {
+ count++;
+ s= d.base_uri+'/'+d.filename;
+ s = s.replace('file:\/\/'+dbprefix,webbase+'/Photos-tiny/');
+ return s;
+ });
+ };
+
+ checkbutton();
+ });
+
+ update_permalink()
+}
+
+function update_permalink() {
+ /* update permalink */
+
+ permalink = webbase;
+
+ if(T!="")
+ permalink += '/tag/' + T;
+ if(page!=1)
+ permalink += '/page/' + page;
+ if(ID>0)
+ permalink += '/pic/' + ID;
+
+ d3.select(".permalink").html("Permalink: <a href=\""+permalink+"\">"+permalink+"</a>");
+}
+
+function prev_page() {
+ if (page>=2) page=page-1;
+ load_content();
+}
+
+function next_page() {
+ page=page+1;
+ load_content();
+}
+
+function prev_pic() {
+}
+
+function next_pic() {
+}
+
+function load_pic(myid) {
+ ID=myid;
+ update_page_index();
+ update_thumbnails();
+ load_content();
+}
+
+function tagcloud() {
+
+ url = webbase+"/getjson.php?CLOUD=1";
+
+ pics.selectAll("li").remove();
+
+ var svgelement=pics.append("li")
+ .append("svg").attr("width",400).attr("height",400);
+
+ /* update pics */
+ d3.json(url, function(json) {
+ svgelement.selectAll("text").data(json).enter().append("text")
+ .style("font-size", function(d){return (Math.log(d.count+1)/2.0)+"em"})
+ .text(function(d) { return d.name+" "; })
+ .on("mouseover", function(d){ d3.select(this).style("color","red")} )
+ .on("mouseout", function(d){ d3.select(this).style("color","white")} )
+ .on("click", function(d) { document.location.href=webbase+'/tag/'+d.name })
+ });
+}
+
+function update_thumbnails(){
+ if(T!="")
+ url2 = webbase+"/getjson.php?NP=1&T="+T+"&ID="+ID;
+ else
+ url2 = webbase+"/getjson.php?NP=1&ID="+ID;
+
+ var IDprev=-1;
+ var IDnext=-1;
+ var IDcurr=-1;
+ d3.json(url2, function(json2) {
+ /* figure out where the arrows on the pic should link to */
+ all=""
+ for (var i in json2){
+ if( IDcurr != ID )
+ {
+ IDprev = IDcurr;
+ IDcurr = IDnext;
+ IDnext = json2[i].id;
+ };
+ }
+
+ var thumbs= d3.select(".nextprev").select("ul").selectAll("li").data(json2, function(d) {return d.id;});
+
+ thumbs.enter().append("li")
+ .append("a")
+ .on("click", function(d) {
+ load_pic(d.id); }
+ )
+ .append("img")
+ .attr("src",function(d) {
+ s= d.base_uri+'/'+d.filename;
+ s = s.replace('file:\/\/'+dbprefix,webbase+'/Photos-tiny/');
+ return s;
+ })
+ .style("height","0")
+ .transition().duration(1000)
+ .style("height","100px");
+
+ thumbs.exit().select("img").transition().duration(1000).style("height","0");
+ thumbs.exit().transition().duration(1050).remove();
+
+ /* resort elements */
+ d3.select(".nextprev").select("ul").selectAll("li").sort(function(a,b){return a.id-b.id;});
+ d3.select(".nextprev").select("ul").selectAll("li").select("a").select("img").classed("current",false);
+ d3.select(".nextprev").select("ul").selectAll("li").select("a").select("img").classed("current",function(d){return (d.id==IDcurr);});
+
+
+ /* add links for left/right arrows */
+ if (IDprev != -1 )
+ d3.select(".left").on("click", function() { load_pic(IDprev); });
+ if (IDnext != -1 )
+ d3.select(".right").on("click", function() { load_pic(IDnext); });
+
+ });
+}
+
+function checkbutton()
+{
+ if (page==1)
+ { d3.select("button.prev").attr("disabled","disabled");}
+ else
+ { d3.select("button.prev").attr("disabled", null);};
+
+ if (count<N)
+ { d3.select("button.next").attr("disabled","disabled");}
+ else
+ { d3.select("button.next").attr("disabled",null);}
+}
+
+function update_page_index()
+{
+ /* load number of pictures */
+ myID = "";
+ if(ID > 0)
+ myID = "&ID="+ID;
+
+ if(T!="")
+ url = webbase+"/getjson.php?C=1&T="+T+myID;
+ else
+ url = webbase+"/getjson.php?C=1"+myID;
+
+ d3.json(url, function(json) {
+ /* update index, show only page +-5 pages max */
+ n = Math.floor(json[0].total/N);
+ nr = Math.floor( (json[0].row-1)/N); /* rowid starts at 1 not 0 */
+
+ if(nr > 0)
+ page = nr+1;
+
+ var mydata = new Array(); // add json data {page: <nr>, name: <name>} ; at end reform array into real json and use d3 to parse it
+
+ if(n>0)
+ {
+ if(page>7)
+ {
+ mydata.push('{ page:1, name:"1"}');
+ mydata.push('{ page:1.5, name:"..."}');
+ start = page-5;
+ }
+ else
+ start=1;
+
+ for(i=start;i<=Math.min(n+1,page+5);i++)
+ mydata.push('{ page:'+i+', name:"'+i+'"}');
+
+ if(page+5<n)
+ {
+ mydata.push('{ page:'+(n+0.5)+', name:"..."}');
+ mydata.push('{ page:'+(n+1)+', name:"'+(n+1)+'"}');
+ }
+ else if(page+5==n)
+ mydata.push('{ page:'+(n+1)+', name:"'+(n+1)+'"}');
+ };
+ mydata = "["+mydata.join(",")+"]";
+ mydata = eval('(' + mydata + ')');
+
+ var pageindex = d3.select(".index").selectAll("button").data(mydata, function(d){ return d.page; });
+ pageindex.exit().remove();
+ pageindex.enter().append("button")
+ .on("click", function(d) { if( (d.page - Math.floor(d.page)) ==0 ) {page=d.page; ID=-1;load_content(); update_page_index();} })
+ .text(function(d) {return " "+d.name+" "});
+ pageindex.sort( function(a,b) { return a.page- b.page;} );
+ } );
+
+ d3.select(".index").selectAll("button").classed("currentpage",false);
+ d3.select(".index").selectAll("button").classed("currentpage",function(d){return (d.page==page);});
+}