Add initial version of mirror status chart

Still have some hardcoded stuff to rip out and replace to make this a
bit more dynamic on things like sizing, but for now, this is a great
start.

Signed-off-by: Dan McGee <dan@archlinux.org>

1 files changed, 97 insertions, 0 deletions

diff --git a/mirrors/static/mirror_status.js b/mirrors/static/mirror_status.js
new file mode 100644
index 0000000..1c510ce
--- /dev/null
+++ b/mirrors/static/mirror_status.js
@@ -0,0 +1,97 @@
+function mirror_status(chart_id, data_url) {
+    d3.json(data_url, function(json) {
+        data = jQuery.map(json['urls'],
+            function(url, i) {
+                return jQuery.map(url['logs'],
+                    function(log, j) {
+                        return {
+                            url: url['url'],
+                            duration: log['duration'],
+                            check_time: new Date(log['check_time'])
+                        };
+                });
+        });
+
+        var margin = {top: 20, right: 20, bottom: 30, left: 40},
+            width = 1200 - margin.left - margin.right,
+            height = 450 - margin.top - margin.bottom;
+
+        var color = d3.scale.category20(),
+            x = d3.time.scale.utc().range([0, width]),
+            y = d3.scale.linear().range([height, 0]),
+            x_axis = d3.svg.axis().scale(x).orient("bottom"),
+            y_axis = d3.svg.axis().scale(y).orient("left");
+
+        var svg = d3.select(chart_id).append("svg")
+            .attr("width", width + margin.left + margin.right)
+            .attr("height", height + margin.top + margin.bottom)
+            .append("g")
+            .attr("transform", "translate(" + margin.left + "," + margin.top + ")");
+
+        x.domain(d3.extent(data, function(d) { return d.check_time; })).nice(d3.time.hour);
+        y.domain(d3.extent(data, function(d) { return d.duration; })).nice();
+
+        svg.append("g")
+            .attr("class", "x axis")
+            .attr("transform", "translate(0," + height + ")")
+            .call(x_axis)
+            .append("text")
+            .attr("class", "label")
+            .attr("x", width)
+            .attr("y", -6)
+            .style("text-anchor", "end")
+            .text("Check Time (UTC)");
+
+        svg.append("g")
+            .attr("class", "y axis")
+            .call(y_axis)
+            .append("text")
+            .attr("class", "label")
+            .attr("transform", "rotate(-90)")
+            .attr("y", 6)
+            .attr("dy", ".71em")
+            .style("text-anchor", "end")
+            .text("Duration (seconds)");
+
+        svg.selectAll(".dot")
+            .data(data)
+            .enter()
+            .append("circle")
+            .attr("class", "dot")
+            .attr("r", 3.5)
+            .attr("cx", function(d) { return x(d.check_time); })
+            .attr("cy", function(d) { return y(d.duration); })
+            .style("fill", function(d) { return color(d.url); });
+
+        var legend = svg.selectAll(".legend")
+            .data(color.domain())
+            .enter().append("g")
+            .attr("class", "legend")
+            .attr("transform", function(d, i) { return "translate(0," + i * 20 + ")"; });
+
+        legend.append("rect")
+            .attr("x", width - 18)
+            .attr("width", 18)
+            .attr("height", 18)
+            .style("fill", color);
+
+        legend.append("text")
+            .attr("x", width - 24)
+            .attr("y", 9)
+            .attr("dy", ".35em")
+            .style("text-anchor", "end")
+            .text(function(d) { return d; });
+    });
+
+    var resize_timeout = null;
+    var real_resize = function() {
+        resize_timeout = null;
+        /* TODO: implement resize */
+    };
+    jQuery(window).resize(function() {
+        if (resize_timeout) {
+            clearTimeout(resize_timeout);
+        }
+        resize_timeout = setTimeout(real_resize, 200);
+    });
+}