frontend: use a common JS file to contain common features between challenger and public interface

frontend/static/js/common.js

@@ -0,0 +1,71 @@
+String.prototype.capitalize = function() {
+    return this
+	.toLowerCase()
+	.replace(
+		/(^|\s)([a-z])/g,
+	    function(m,p1,p2) { return p1+p2.toUpperCase(); }
+	);
+}
+
+angular.module("FICApp")
+    .filter("capitalize", function() {
+	return function(input) {
+	    return input.capitalize();
+	}
+    })
+    .filter("rankTitle", function() {
+	var itms = {
+	    "rank": "Rang",
+	    "name": "Équipe",
+	    "score": "Score",
+	};
+	return function(input) {
+	    if (itms[input] != undefined) {
+		return itms[input];
+	    } else {
+		return input;
+	    }
+	}
+    })
+    .filter("time", function() {
+	return function(input) {
+	    if (input == undefined) {
+		return "--";
+	    } else if (input >= 10) {
+		return input;
+	    } else {
+		return "0" + input;
+	    }
+	}
+    })
+    .filter("since", function() {
+	return function(passed) {
+	    if (passed < 120000) {
+		return "Il y a " + Math.floor(passed/1000) + " secondes";
+	    } else {
+		return "Il y a " + Math.floor(passed/60000) + " minutes";
+	    }
+	}
+    })
+    .filter("size", function() {
+	var units = [
+	    "o",
+	    "kio",
+	    "Mio",
+	    "Gio",
+	    "Tio",
+	    "Pio",
+	    "Eio",
+	    "Zio",
+	    "Yio",
+	]
+	return function(input) {
+	    var res = input;
+	    var unit = 0;
+	    while (res > 1024) {
+		unit += 1;
+		res = res / 1024;
+	    }
+	    return (Math.round(res * 100) / 100) + " " + units[unit];
+	}
+    })