Filters checkboxes using features' properties

This commit is contained in:
3st3ban3 2023-01-14 22:31:39 +01:00
parent 9b0986c16b
commit d69f965f79
6 changed files with 153 additions and 8 deletions

View file

@ -508,6 +508,7 @@ i.info {
.umap-layer-properties-container,
.umap-footer-container,
.umap-browse-data,
.umap-filter-data,
.umap-browse-datalayers {
padding: 0 10px;
}

View file

@ -695,7 +695,7 @@ L.U.Map.include({
var build = function () {
ul.innerHTML = '';
datalayer.eachFeature(function (feature) {
if (filterValue && !feature.matchFilter(filterValue, filterKeys)) return;
if ((filterValue && !feature.matchFilter(filterValue, filterKeys)) || feature.properties.isVisible === false) return;
ul.appendChild(addFeature(feature));
});
};
@ -732,6 +732,114 @@ L.U.Map.include({
label.textContent = label.title = L._('About');
L.DomEvent.on(link, 'click', this.displayCaption, this);
this.ui.openPanel({data: {html: browserContainer}, actions: [link]});
},
_openFilter: function () {
var filterContainer = L.DomUtil.create('div', 'umap-filter-data'),
title = L.DomUtil.add('h3', 'umap-filter-title', filterContainer, this.options.name),
propertiesContainer = L.DomUtil.create('div', 'umap-filter-properties', filterContainer),
advancedFilterKeys = this.getAdvancedFilterKeys();
var advancedFiltersFull = {};
var filtersAlreadyLoaded = true;
if (!this.getMap().options.advancedFilters) {
this.getMap().options.advancedFilters = {};
filtersAlreadyLoaded = false;
}
advancedFilterKeys.forEach(property => {
advancedFiltersFull[property] = [];
if (!filtersAlreadyLoaded) {
this.getMap().options.advancedFilters[property] = [];
}
});
this.eachDataLayer(function (datalayer) {
datalayer.eachFeature(function (feature) {
advancedFilterKeys.forEach(property => {
if (feature.properties[property]) {
if (!advancedFiltersFull[property].includes(feature.properties[property])) {
advancedFiltersFull[property].push(feature.properties[property]);
}
}
});
});
});
var addPropertyValue = function (property, value) {
var property_li = L.DomUtil.create('li', ''),
filter_check = L.DomUtil.create('input', '', property_li),
filter_label = L.DomUtil.create('label', '', property_li);
filter_check.type = 'checkbox';
filter_check.id = `checkbox_${property}_${value}`;
filter_check.checked = this.getMap().options.advancedFilters[property] && this.getMap().options.advancedFilters[property].includes(value);
filter_check.setAttribute('data-property', property);
filter_check.setAttribute('data-value', value);
filter_label.htmlFor = `checkbox_${property}_${value}`;
filter_label.innerHTML = value;
L.DomEvent.on(filter_check, 'change', function (e) {
var property = e.srcElement.dataset.property;
var value = e.srcElement.dataset.value;
if (e.srcElement.checked) {
this.getMap().options.advancedFilters[property].push(value);
} else {
this.getMap().options.advancedFilters[property].splice(this.getMap().options.advancedFilters[property].indexOf(value), 1);
}
L.bind(filterFeatures, this)();
}, this);
return property_li
};
var addProperty = function (property) {
var container = L.DomUtil.create('div', 'property-container', propertiesContainer),
headline = L.DomUtil.add('h5', '', container, property);
var ul = L.DomUtil.create('ul', '', container);
var orderedValues = advancedFiltersFull[property];
orderedValues.sort();
orderedValues.forEach(value => {
ul.appendChild(L.bind(addPropertyValue, this)(property, value));
});
};
var filterFeatures = function () {
var noResults = true;
this.eachDataLayer(function (datalayer) {
datalayer.eachFeature(function (feature) {
feature.properties.isVisible = true;
for (const [property, values] of Object.entries(this.map.options.advancedFilters)) {
if (values.length > 0) {
if (!feature.properties[property] || !values.includes(feature.properties[property])) {
feature.properties.isVisible = false;
}
}
}
if (feature.properties.isVisible) {
noResults = false;
if (!this.isLoaded()) this.fetchData();
this.map.addLayer(feature);
this.fire('show');
} else {
this.map.removeLayer(feature);
this.fire('hide');
}
});
});
if (noResults) {
this.help.show('advancedFiltersNoResults');
} else {
this.help.hide();
}
};
propertiesContainer.innerHTML = '';
advancedFilterKeys.forEach(property => {
L.bind(addProperty, this)(property);
});
var link = L.DomUtil.create('li', '');
L.DomUtil.create('i', 'umap-icon-16 umap-caption', link);
var label = L.DomUtil.create('span', '', link);
label.textContent = label.title = L._('About');
L.DomEvent.on(link, 'click', this.displayCaption, this);
this.ui.openPanel({ data: { html: filterContainer }, actions: [link] });
}
});

View file

@ -455,6 +455,8 @@ L.U.Help = L.Class.extend({
sortKey: L._('Property to use for sorting features'),
slugKey: L._('The name of the property to use as feature unique identifier.'),
filterKey: L._('Comma separated list of properties to use when filtering features'),
advancedFilterKey: L._('Comma separated list of properties to use for checkbox filtering'),
advancedFiltersNoResults: L._('No results for these filters'),
interactive: L._('If false, the polygon will act as a part of the underlying map.'),
outlink: L._('Define link to open in a new window on polygon click.'),
dynamicRemoteData: L._('Fetch data each time map view changes.'),

View file

@ -287,7 +287,8 @@ L.FormBuilder.onLoadPanel = L.FormBuilder.Select.extend({
selectOptions: [
['none', L._('None')],
['caption', L._('Caption')],
['databrowser', L._('Data browser')]
['databrowser', L._('Data browser')],
['datafilters', L._('Data filters')]
]
});

View file

@ -210,6 +210,7 @@ L.U.Map.include({
this.onceDatalayersLoaded(function () {
if (this.options.onLoadPanel === 'databrowser') this.openBrowser();
else if (this.options.onLoadPanel === 'caption') this.displayCaption();
else if (this.options.onLoadPanel === 'datafilters') this.openFilter();
});
this.onceDataLoaded(function () {
const slug = L.Util.queryString('feature');
@ -893,6 +894,12 @@ L.U.Map.include({
});
},
openFilter: function () {
this.onceDatalayersLoaded(function () {
this._openFilter();
});
},
displayCaption: function () {
var container = L.DomUtil.create('div', 'umap-caption'),
title = L.DomUtil.create('h3', '', container);
@ -948,10 +955,15 @@ L.U.Map.include({
umapCredit.innerHTML = L._('Powered by <a href="{leaflet}">Leaflet</a> and <a href="{django}">Django</a>, glued by <a href="{umap}">uMap project</a>.', urls);
var browser = L.DomUtil.create('li', '');
L.DomUtil.create('i', 'umap-icon-16 umap-list', browser);
var label = L.DomUtil.create('span', '', browser);
label.textContent = label.title = L._('Browse data');
var labelBrowser = L.DomUtil.create('span', '', browser);
labelBrowser.textContent = labelBrowser.title = L._('Browse data');
L.DomEvent.on(browser, 'click', this.openBrowser, this);
this.ui.openPanel({data: {html: container}, actions: [browser]});
var filter = L.DomUtil.create('li', '');
L.DomUtil.create('i', 'umap-icon-16 umap-add', filter);
var labelFilter = L.DomUtil.create('span', '', filter);
labelFilter.textContent = labelFilter.title = L._('Filter data');
L.DomEvent.on(filter, 'click', this.openFilter, this);
this.ui.openPanel({data: {html: container}, actions: [browser, filter]});
},
eachDataLayer: function (method, context) {
@ -1057,6 +1069,7 @@ L.U.Map.include({
'sortKey',
'labelKey',
'filterKey',
'advancedFilterKey',
'slugKey',
'showLabel',
'labelDirection',
@ -1253,6 +1266,7 @@ L.U.Map.include({
'options.labelKey',
['options.sortKey', {handler: 'BlurInput', helpEntries: 'sortKey', placeholder: L._('Default: name'), label: L._('Sort key'), inheritable: true}],
['options.filterKey', {handler: 'Input', helpEntries: 'filterKey', placeholder: L._('Default: name'), label: L._('Filter keys'), inheritable: true}],
['options.advancedFilterKey', {handler: 'Input', helpEntries: 'advancedFilterKey', placeholder: L._('Example: key1,key2,key3'), label: L._('Advanced filter keys'), inheritable: true}],
['options.slugKey', {handler: 'BlurInput', helpEntries: 'slugKey', placeholder: L._('Default: name'), label: L._('Feature identifier key')}]
];
@ -1435,6 +1449,10 @@ L.U.Map.include({
browser.href = '#';
L.DomEvent.on(browser, 'click', L.DomEvent.stop)
.on(browser, 'click', this.openBrowser, this);
var filter = L.DomUtil.add('a', 'umap-open-filter-link', container, ' | ' + L._('Filter data'));
filter.href = '#';
L.DomEvent.on(filter, 'click', L.DomEvent.stop)
.on(filter, 'click', this.openFilter, this);
var setName = function () {
name.textContent = this.getDisplayName();
};
@ -1620,6 +1638,10 @@ L.U.Map.include({
text: L._('Browse data'),
callback: this.openBrowser
},
{
text: L._('Filter data'),
callback: this.openFilter
},
{
text: L._('About'),
callback: this.displayCaption
@ -1698,6 +1720,10 @@ L.U.Map.include({
getFilterKeys: function () {
return (this.options.filterKey || this.options.sortKey || 'name').split(',');
},
getAdvancedFilterKeys: function () {
return (this.options.advancedFilterKey || '').split(",");
}
});

View file

@ -729,20 +729,24 @@ a.add-datalayer:hover,
margin-bottom: 14px;
border-radius: 2px;
}
.umap-browse-features h5, .umap-filter-data h5 {
margin-bottom: 0;
overflow: hidden;
padding-left: 5px;
}
.umap-browse-features h5 {
height: 30px;
line-height: 30px;
background-color: #eeeee0;
margin-bottom: 0;
color: #666;
overflow: hidden;
padding-left: 5px;
}
.umap-browse-features h5 span {
margin-left: 10px;
}
.umap-browse-features li {
padding: 2px 0;
}
.umap-browse-features li, .umap-filter-data li {
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
@ -775,6 +779,9 @@ a.add-datalayer:hover,
.umap-browse-features .polygon .feature-color {
background-position: -32px -16px;
}
.umap-filter-data .property-container:not(:first-child) {
margin-top: 14px;
}
.show-on-edit {
display: none!important;
}