evorepo/visualize/static/visualize.js
Jelle van der Waa 6451de6686 Move format_filesize to the visualize.js
The only user of format_filesize is visualize.js, move the code there to
reduce archewb.js which is loaded on multiple pages.
2018-11-18 22:49:25 +01:00

307 lines
11 KiB
JavaScript

function format_filesize(size, decimals) {
/*var labels = ['B', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB', 'YiB'];*/
var labels = ['B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'],
label = 0;
while (size > 2048.0 && label < labels.length - 1) {
label++;
size /= 1024.0;
}
if (decimals === undefined) {
decimals = 2;
}
return size.toFixed(decimals) + ' ' + labels[label];
}
function packages_treemap(chart_id, orderings, default_order) {
var jq_div = jQuery(chart_id),
color = d3.scale.category20();
var key_func = function(d) { return d.key; };
var value_package_count = function(d) { return d.count; },
value_flagged_count = function(d) { return d.flagged; },
value_compressed_size = function(d) { return d.csize; },
value_installed_size = function(d) { return d.isize; };
/* tag the function so when we display, we can format filesizes */
value_package_count.is_size = value_flagged_count.is_size = false;
value_compressed_size.is_size = value_installed_size.is_size = true;
var treemap = d3.layout.treemap()
.size([jq_div.width(), jq_div.height()])
/*.sticky(true)*/
.value(value_package_count)
.sort(function(a, b) { return a.key < b.key; })
.children(function(d) { return d.data; });
var cell_html = function(d) {
if (d.children) {
return "";
}
var valuefunc = treemap.value();
var value = valuefunc(d);
if (valuefunc.is_size && value !== undefined) {
value = format_filesize(value);
}
return "<span>" + d.name + ": " + value + "</span>";
};
var d3_div = d3.select(jq_div.get(0));
var prop_px = function(prop, offset) {
return function(d) {
var dist = d[prop] + offset;
if (dist > 0) {
return dist + "px";
}
else {
return "0px";
}
};
};
var cell = function() {
/* the -1 offset comes from the border width we use in the CSS */
this.style("left", prop_px("x", 0)).style("top", prop_px("y", 0))
.style("width", prop_px("dx", -1)).style("height", prop_px("dy", -1));
};
var fetch_for_ordering = function(order) {
d3.json(order.url, function(json) {
var nodes = d3_div.data([json]).selectAll("div")
.data(treemap.nodes, key_func);
/* start out new nodes in the center of the picture area */
var w_center = jq_div.width() / 2,
h_center = jq_div.height() / 2;
nodes.enter().append("div")
.attr("class", "treemap-cell")
.attr("title", function(d) { return d.name; })
.style("left", w_center + "px").style("top", h_center + "px")
.style("width", "0px").style("height", "0px")
.style("display", function(d) { return d.children ? "none" : null; })
.html(cell_html);
nodes.transition().duration(1500)
.style("background-color", function(d) {
return d.children ? null : color(d[order.color_attr]);
})
.call(cell);
nodes.exit().transition().duration(1500).remove();
});
};
/* start the callback for the default order */
fetch_for_ordering(orderings[default_order]);
var make_scale_button = function(name, valuefunc) {
var button_id = chart_id + "-" + name;
/* upon button click, attach new value function and redraw all boxes
* accordingly */
d3.select(button_id).on("click", function() {
d3_div.selectAll("div")
.data(treemap.value(valuefunc), key_func)
.html(cell_html)
.transition().duration(1500).call(cell);
/* drop off the '#' sign to convert id to a class prefix */
d3.selectAll("." + chart_id.substring(1) + "-scaleby")
.classed("active", false);
d3.select(button_id).classed("active", true);
});
};
/* each scale button tweaks our value, e.g. net size function */
make_scale_button("count", value_package_count);
make_scale_button("flagged", value_flagged_count);
make_scale_button("csize", value_compressed_size);
make_scale_button("isize", value_installed_size);
var make_group_button = function(name, order) {
var button_id = chart_id + "-" + name;
d3.select(button_id).on("click", function() {
fetch_for_ordering(order);
/* drop off the '#' sign to convert id to a class prefix */
d3.selectAll("." + chart_id.substring(1) + "-groupby")
.classed("active", false);
d3.select(button_id).classed("active", true);
});
};
jQuery.each(orderings, function(k, v) {
make_group_button(k, v);
});
/* adapt the chart size when the browser resizes */
var resize_timeout = null;
var real_resize = function() {
resize_timeout = null;
d3_div.selectAll("div")
.data(treemap.size([jq_div.width(), jq_div.height()]), key_func)
.call(cell);
};
jQuery(window).resize(function() {
if (resize_timeout) {
clearTimeout(resize_timeout);
}
resize_timeout = setTimeout(real_resize, 200);
});
}
function developer_keys(chart_id, data_url) {
var jq_div = jQuery(chart_id),
r = 10;
var force = d3.layout.force()
.friction(0.5)
.gravity(0.1)
.charge(-500)
.size([jq_div.width(), jq_div.height()]);
var svg = d3.select(chart_id)
.append("svg");
d3.json(data_url, function(json) {
var fill = d3.scale.category20();
var index_for_key = function(key) {
var i;
key = key.slice(-8);
for (i = 0; i < json.nodes.length; i++) {
var node_key = json.nodes[i].key;
if (node_key && node_key.slice(-8) === key) {
return i;
}
}
};
/* filter edges to only include those that we have two nodes for */
var edges = jQuery.grep(json.edges, function(d, i) {
d.source = index_for_key(d.signer);
d.target = index_for_key(d.signee);
return d.source >= 0 && d.target >= 0;
});
jQuery.map(json.nodes, function(d, i) { d.master_sigs = 0; d.other_sigs = 0; });
jQuery.map(edges, function(d, i) {
/* only the target gets credit in either case, as it is their key that was signed */
if (json.nodes[d.source].group === "master") {
json.nodes[d.target].master_sigs += 1;
} else {
json.nodes[d.target].other_sigs += 1;
}
});
jQuery.map(json.nodes, function(d, i) {
if (d.group === "packager") {
d.approved = d.master_sigs >= 3;
} else {
d.approved = null;
}
});
var link = svg.selectAll("line")
.data(edges)
.enter()
.append("line")
.style("stroke", "#888");
/* anyone with more than 7 - 1 == 6 signatures gets the top value */
var stroke_color_scale = d3.scale.log().domain([1, 7]).range(["white", "green"]).clamp(true);
var node = svg.selectAll("circle")
.data(json.nodes)
.enter().append("circle")
.attr("r", function(d) {
switch (d.group) {
case "master":
return r * 1.6 - 0.75;
case "cacert":
return r * 1.4 - 0.75;
case "packager":
default:
return r - 0.75;
}
})
.style("fill", function(d) { return fill(d.group); })
.style("stroke", function(d) {
if (d.approved === null) {
return d3.rgb(fill(d.group)).darker();
} else if (d.approved) {
/* add 1 so we don't blow up the logarithm-based scale */
return stroke_color_scale(d.other_sigs + 1);
} else {
return "red";
}
})
.style("stroke-width", "1.5px")
.call(force.drag);
node.append("title").text(function(d) { return d.name; });
var nodeover = function(d, i) {
d3.select(this).transition().duration(500).style("stroke-width", "3px");
link.filter(function(d_link, i) {
return d_link.source === d || d_link.target === d;
}).transition().duration(500).style("stroke", "#800");
};
var nodeout = function(d, i) {
d3.select(this).transition().duration(500).style("stroke-width", "1.5px");
link.transition().duration(500).style("stroke", "#888");
};
node.on("mouseover", nodeover)
.on("mouseout", nodeout);
var distance = function(d, i) {
/* place a long line between all master keys and other keys.
* however, other connected clusters should be close together. */
if (d.source.group === "master" || d.target.group === "master" ||
d.source.group === "cacert" || d.target.group === "cacert") {
return 200;
} else {
return 40;
}
};
var strength = function(d, i) {
if (d.source.group === "master" || d.target.group === "master" ||
d.source.group === "cacert" || d.target.group === "cacert") {
return 0.2;
} else {
return 0.8;
}
};
var tick = function() {
var offset = r * 2,
w = jq_div.width(),
h = jq_div.height();
node.attr("cx", function(d) { return (d.x = Math.max(offset, Math.min(w - offset, d.x))); })
.attr("cy", function(d) { return (d.y = Math.max(offset, Math.min(h - offset, d.y))); });
link.attr("x1", function(d) { return d.source.x; })
.attr("y1", function(d) { return d.source.y; })
.attr("x2", function(d) { return d.target.x; })
.attr("y2", function(d) { return d.target.y; });
};
force.nodes(json.nodes)
.links(edges)
.linkDistance(distance)
.linkStrength(strength)
.on("tick", tick)
.start();
});
/* adapt the chart size when the browser resizes */
var resize_timeout = null;
var real_resize = function() {
resize_timeout = null;
force.size([jq_div.width(), jq_div.height()]);
};
jQuery(window).resize(function() {
if (resize_timeout) {
clearTimeout(resize_timeout);
}
resize_timeout = setTimeout(real_resize, 200);
});
}