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journal: implement filtering in browse.html
This commit is contained in:
Lennart Poettering
parent
082d0180f9
commit
1cd8a002ff
@ -6,7 +6,7 @@
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<style type="text/css">
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div#divlogs, div#diventry {
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font-family: monospace;
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font-size: 8pt;
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font-size: 7pt;
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background-color: #ffffff;
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padding: 1em;
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margin: 2em 0em;
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@ -25,7 +25,7 @@
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background-color: #ededed;
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color: #313739;
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font: message-box;
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margin: 5em;
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margin: 3em;
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}
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td.timestamp {
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text-align: right;
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@ -82,16 +82,24 @@
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color: #818789;
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padding-top: 2em;
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}
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.key {
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span.key {
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font-weight: bold;
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color: #313739;
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}
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form {
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div#buttonnav {
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text-align: center;
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}
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input {
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button {
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font-size: 18pt;
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font-weight: bold;
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width: 2em;
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height: 2em;
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}
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div#filternav {
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text-align: center;
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}
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select {
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width: 50em;
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}
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</style>
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</head>
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@ -110,19 +118,27 @@
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<div id="usage"></div>
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<div id="showing"></div>
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<div id="filternav">
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<select id="filter" onchange="onFilterChange(this);" onfocus="onFilterFocus(this);">
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<option>No filter</option>
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</select>
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<input id="boot" type="checkbox" onchange="onBootChange(this);">Only current boot</input>
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</div>
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<div id="divlogs"><table id="tablelogs"></table></div>
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<a name="entry"></a>
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<div id="diventry"><table id="tableentry"></table></div>
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<form>
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<input id="head" type="button" value="⇤" onclick="entriesLoadHead();" title="First Page"/>
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<input id="previous" type="button" value="←" onclick="entriesLoadPrevious();" title="Previous Page"/>
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<input id="next" type="button" value="→" onclick="entriesLoadNext();" title="Next Page"/>
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<input id="tail" type="button" value="⇥" onclick="entriesLoadTail();" title="Last Page"/>
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<div id="buttonnav">
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<button id="head" onclick="entriesLoadHead();" title="First Page">⇤</button>
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<button id="previous" type="button" onclick="entriesLoadPrevious();" title="Previous Page"/>←</button>
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<button id="next" type="button" onclick="entriesLoadNext();" title="Next Page"/>→</button>
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<button id="tail" type="button" onclick="entriesLoadTail();" title="Last Page"/>⇥</button>
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<input id="more" type="button" value="+" onclick="entriesMore();" title="More Entries"/>
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<input id="less" type="button" value="-" onclick="entriesLess();" title="Fewer Entries"/>
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</form>
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<button id="more" type="button" onclick="entriesMore();" title="More Entries"/>+</button>
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<button id="less" type="button" onclick="entriesLess();" title="Fewer Entries"/>-</button>
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</div>
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<div id="keynav">
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<span class="key">g</span>: First Page
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@ -139,7 +155,7 @@
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function getNEntries() {
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var n;
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n = window.localStorage["n_entries"];
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n = localStorage["n_entries"];
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if (n == null)
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return 50;
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n = parseInt(n);
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@ -160,7 +176,7 @@
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return 10;
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if (n > 1000)
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return 1000;
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window.localStorage["n_entries"] = n.toString();
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localStorage["n_entries"] = n.toString();
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showNEntries(n);
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}
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@ -221,12 +237,24 @@
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function entriesLoad(range) {
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if (range == null)
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range = window.localStorage["cursor"] + ":0";
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range = localStorage["cursor"] + ":0";
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if (range == null)
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range = "";
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var url = "/entries";
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if (localStorage["filter"] != "" && localStorage["filter"] != null) {
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url += "?_SYSTEMD_UNIT=" + escape(localStorage["filter"]);
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if (localStorage["boot"] == "1")
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url += "&boot";
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} else {
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if (localStorage["boot"] == "1")
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url += "?boot";
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}
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var request = new XMLHttpRequest();
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request.open("GET", "/entries");
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request.open("GET", url);
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request.onreadystatechange = entriesOnResult;
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request.setRequestHeader("Accept", "application/json");
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request.setRequestHeader("Range", "entries=" + range + ":" + getNEntries().toString());
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@ -266,8 +294,7 @@
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var lc = null;
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var fc = null;
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var i;
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var l = event.currentTarget.responseText.split('\n');
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var i, l = event.currentTarget.responseText.split('\n');
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if (l.length <= 1) {
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logs.innerHTML = '<tbody><tr><td colspan="3"><i>No further entries...</i></td></tr></tbody>';
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@ -337,7 +364,7 @@
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if (fc != null) {
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first_cursor = fc;
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window.localStorage["cursor"] = fc;
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localStorage["cursor"] = fc;
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}
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if (lc != null)
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last_cursor = lc;
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@ -423,14 +450,95 @@
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entriesLoadNext();
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}
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function onResultFilterFocus(event) {
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if ((event.currentTarget.readyState != 4) ||
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(event.currentTarget.status != 200 && event.currentTarget.status != 0))
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return;
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f = document.getElementById("filter");
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var l = event.currentTarget.responseText.split('\n');
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var buf = '<option>No filter</option>';
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var j = -1;
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for (i in l) {
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if (l[i] == '')
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continue;
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var d = JSON.parse(l[i]);
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if (d._SYSTEMD_UNIT == undefined)
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continue;
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buf += '<option value="' + escape(d._SYSTEMD_UNIT) + '">' + escapeHTML(d._SYSTEMD_UNIT) + '</option>';
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if (d._SYSTEMD_UNIT == localStorage["filter"])
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j = i;
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}
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if (j < 0) {
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if (localStorage["filter"] != null && localStorage["filter"] != "") {
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buf += '<option value="' + escape(localStorage["filter"]) + '">' + escapeHTML(localStorage["filter"]) + '</option>';
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j = i + 1;
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} else
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j = 0;
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}
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f.innerHTML = buf;
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f.selectedIndex = j;
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}
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function onFilterFocus(w) {
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var request = new XMLHttpRequest();
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request.open("GET", "/fields/_SYSTEMD_UNIT");
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request.onreadystatechange = onResultFilterFocus;
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request.setRequestHeader("Accept", "application/json");
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request.send(null);
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}
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function onFilterChange(w) {
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if (w.selectedIndex <= 0)
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localStorage["filter"] = "";
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else
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localStorage["filter"] = unescape(w.options[w.selectedIndex].value);
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entriesLoadHead();
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}
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function onBootChange(w) {
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localStorage["boot"] = w.checked ? "1" : "0";
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entriesLoadHead();
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}
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function initFilter() {
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f = document.getElementById("filter");
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var buf = '<option>No filter</option>';
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var filter = localStorage["filter"];
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if (filter != null && filter != "") {
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buf += '<option value="' + escape(filter) + '">' + escapeHTML(filter) + '</option>';
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j = 1;
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} else
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j = 0;
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f.innerHTML = buf;
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f.selectedIndex = j;
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}
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function installHandlers() {
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document.onkeyup = onKeyUp;
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logs = document.getElementById("divlogs");
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logs.addEventListener("mousewheel", onMouseWheel, false);
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logs.addEventListener("DOMMouseScroll", onMouseWheel, false);
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}
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machineLoad();
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entriesLoad(null);
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showNEntries(getNEntries());
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document.onkeyup = onKeyUp;
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logs = document.getElementById("divlogs");
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logs.addEventListener("mousewheel", onMouseWheel, false);
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logs.addEventListener("DOMMouseScroll", onMouseWheel, false);
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initFilter();
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installHandlers();
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</script>
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</body>
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</html>
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