ntopng/http_src/vue/dashboard.vue

889 lines
32 KiB
Vue

<!-- (C) 2023 - ntop.org -->
<template>
<div class='row'>
<!-- <Dropdown v-for="(t, t_index) in top_table_array" -->
<!-- :ref="el => { top_table_dropdown_array[t_index] = el }"> -->
<!-- <template v-slot:title> -->
<!-- <Spinner :show="t.show_spinner" size="1rem" class="me-1"></Spinner> -->
<!-- <a class="ntopng-truncate" :title="t.title">{{ t.label }}</a> -->
<!-- </template> -->
<!-- <template v-slot:menu> -->
<!-- <a v-for="opt in t.options" style="cursor:pointer; display: block;" -->
<!-- @click="add_top_table_filter(opt, $event)" class="ntopng-truncate tag-filter " -->
<!-- :title="opt.value">{{ opt.label }}</a> -->
<!-- </template> -->
<!-- </Dropdown> -->
<DateTimeRangePicker v-if="enable_date_time_range_picker" class="dontprint"
:disabled_date_picker="disable_date_time_picker" id="dashboard-date-time-picker" :round_time="true"
min_time_interval_id="min" @epoch_change="set_components_epoch_interval">
<template v-slot:begin>
<div class="me-2">
<SelectSearch v-model:selected_option="selected_report_template" :options="reports_templates"
@select_option="select_report_template">
</SelectSearch>
</div>
</template>
<template v-slot:extra_buttons>
<button class="btn btn-link btn-sm" type="button" @click="show_store_report_modal"
:title="_i18n('dashboard.store')">
<i class="fa-solid fa-floppy-disk"></i>
</button>
<button class="btn btn-link btn-sm" type="button" @click="show_open_report_modal"
:title="_i18n('dashboard.open')">
<i class="fa-solid fa-folder-open"></i>
</button>
<button class="btn btn-link btn-sm" type="button" @click="download_report" :title="_i18n('download')">
<i class="fa-solid fa-file-arrow-down"></i>
</button>
<button class="btn btn-link btn-sm" type="button" @click="show_upload_report_modal"
:title="_i18n('upload')">
<i class="fa-solid fa-file-arrow-up"></i>
</button>
<button class="btn btn-link btn-sm" type="button" @click="print_report" :title="_i18n('dashboard.print')">
<i class="fas fa-print"></i>
</button>
</template>
</DateTimeRangePicker>
<div class="btn-group me-auto mt-2 btn-group-sm flex-wrap d-flex">
<template v-for="filter_id in filters_to_show">
<div class="me-2">
<label class="ms-1 my-auto me-2 filters-label"><b>{{ _i18n('db_search.' + filter_id) }}</b></label>
<SelectSearch v-model:selected_option="selected_filters[filter_id]"
:options="filtered_filters[filter_id]" :style="'width: 50%;'"
@select_option="select_filter(selected_filters[filter_id], filter_id)">
</SelectSearch>
</div>
</template>
<template v-if="Object.keys(filters_to_show).length > 0">
<div class="d-flex align-items-center ms-2">
<div class="me-2">
<div>
<label class="my-auto me-2"></label>
</div>
<button type="button" class="btn btn-sm btn-primary" @click="reset_filters">{{ _i18n('reset')
}}</button>
</div>
</div>
</template>
</div>
<div v-if="enable_report_title" class="mt-3" style="margin-bottom:-0.5rem; display: inline">
<h3 style="text-align:center;">{{ report_title }}
<span v-if="enable_small_picker">
<template v-if="enable_small_picker_actions">
<button class="btn btn-link btn-sm" type="button" @click="download_report"
:title="_i18n('download')">
<i class="fa-solid fa-file-arrow-down"></i>
</button>
<button class="btn btn-link btn-sm" type="button" @click="show_upload_report_modal"
:title="_i18n('upload')">
<i class="fa-solid fa-file-arrow-up"></i>
</button>
</template>
<button class="btn btn-link btn-sm" type="button" @click="print_report"
:title="_i18n('dashboard.print')">
<i class="fas fa-print"></i>
</button>
</span>
</h3>
</div>
<div ref="report_box" class="row" :key="components">
<div v-if="warning_message" class="col-sm mt-1">
<div class="alert alert-warning">
{{ warning_message }}
</div>
</div>
<template v-for="c in components">
<Box style="min-width:20rem;" :color="(c.active && c.color) || c.inactive_color" :width="c.width" :height="c.height">
<template v-slot:box_title>
<div v-if="c.i18n_name" class="dashboard-component-title">
<h4>
{{ _i18n(c.i18n_name) }}
<span style="color: gray">
{{ c.time_offset ? _i18n('dashboard.time_ago.' + c.time_offset) : '' }}
</span>
</h4>
</div>
</template>
<template v-slot:box_content>
<Loading v-if="loading && show_loading" :styles="'margin-top: 2rem !important;'"></Loading>
<div :class="[(loading && show_loading) ? 'ntopng-gray-out' : '']">
<component :is="components_dict[c.component]" :id="c.component_id"
:style="component_custom_style(c)" :epoch_begin="c.epoch_begin" :epoch_end="c.epoch_end"
:i18n_title="c.i18n_name" :ifid="c.ifid ? c.ifid.toString() : context.ifid.toString()" :max_width="c.width"
:max_height="c.height" :params="c.params"
:get_component_data="get_component_data_func(c)"
:set_component_attr="set_component_attr_func(c)"
:csrf="context.csrf" :filters="c.filters">
</component>
</div>
</template>
<template v-slot:box_footer>
<span v-if="c.component != 'empty' && c.i18n_name && !disable_date"
style="color: lightgray;font-size:12px;">
{{ component_interval(c) }}
</span>
</template>
</Box>
</template>
</div>
</div> <!-- div row -->
<ModalSave ref="modal_store_report" :get_suggested_file_name="get_suggested_report_name" :store_file="store_report"
:csrf="context.csrf" :title="_i18n('dashboard.store')">
</ModalSave>
<ModalOpen ref="modal_open_report" :list_files="list_reports" :open_file="open_report" :delete_file="delete_report"
:csrf="context.csrf" :title="_i18n('dashboard.open')" :file_title="_i18n('report.report_name')">
</ModalOpen>
<ModalUpload ref="modal_upload_report" :upload_file="upload_report" :title="_i18n('upload')"
:file_title="_i18n('report.file')">
</ModalUpload>
</template>
<script setup>
import { ref, onMounted, onBeforeMount, computed, nextTick } from "vue";
import { ntopng_status_manager, ntopng_url_manager, ntopng_utility, ntopng_events_manager, ntopng_sync } from "../services/context/ntopng_globals_services";
import { default as DateTimeRangePicker } from "./date-time-range-picker.vue";
import { default as ModalSave } from "./modal-file-save.vue";
import { default as ModalOpen } from "./modal-file-open.vue";
import { default as ModalUpload } from "./modal-file-upload.vue";
import { default as Loading } from "./loading.vue";
import { default as Box } from "./dashboard-box.vue";
import { default as EmptyComponent } from "./dashboard-empty.vue";
import { default as TableComponent } from "./dashboard-table.vue";
import { default as BadgeComponent } from "./dashboard-badge.vue";
import { default as PieComponent } from "./dashboard-pie.vue";
import { default as TimeseriesComponent } from "./dashboard-timeseries.vue";
import { default as SankeyComponent } from "./dashboard-sankey.vue";
import { default as SelectSearch } from "./select-search.vue";
import { default as dataUtils } from "../utilities/data-utils";
const _i18n = (t) => i18n(t);
const timeframes_dict = ntopng_utility.get_timeframes_dict();
const props = defineProps({
context: Object,
});
const components_dict = {
"badge": BadgeComponent,
"empty": EmptyComponent,
"pie": PieComponent,
"timeseries": TimeseriesComponent,
"table": TableComponent,
"sankey": SankeyComponent,
}
const loading = ref(true);
const page_id = "page-dashboard";
const show_loading = props.context.show_loading || false;
const report_box = ref(null);
const modal_store_report = ref(null);
const modal_open_report = ref(null);
const modal_upload_report = ref(null);
const main_epoch_interval = ref(null);
const components = ref([]);
const selected_filters = ref({});
const all_available_filters = ref({});
const filtered_filters = ref({});
const filters_to_show = ref([]);
const nested_filters = ref([]);
const reports_templates = ref([]);
const selected_report_template = ref({});
const warning_message = ref("");
let components_info = {};
let data_from_backup = false;
let printable = false;
const enable_date_time_range_picker = computed(() => {
return props.context.page == "report"
&& !printable;
});
const enable_small_picker = computed(() => {
return props.context.page == "vs-report";
});
const enable_small_picker_actions = computed(() => {
return true; // Set to false for hiding open/save actions in the small picker
});
const disable_date = computed(() => {
return selected_report_template.value?.toolbox?.time?.hide == true;
});
const disable_date_time_picker = computed(() => {
const disabled = selected_report_template.value.is_open_report == true
|| disable_date.value;
return disabled;
});
const enable_report_title = computed(() => {
const enable = selected_report_template.value.is_open_report == true
|| props.context.page == "vs-report";
return enable;
});
const report_title = computed(() => {
let title = "";
if (selected_report_template.value.is_open_report) {
title = `Report: ${selected_report_template.value.value}`;
} else if (props.context.title) {
title = props.context.title;
}
return title;
});
const component_custom_style = computed(() => {
return (c) => {
if (c.params.custom_style != null && (!printable || c.params.custom_print_style)) {
return c.params.custom_style;
} else if (c.params.custom_print_style && printable == true) {
return c.params.custom_print_style;
}
return "";
};
});
const component_interval = computed(() => {
return (c) => {
const time_interval_string = get_time_interval_string(c.epoch_begin, c.epoch_end);
return time_interval_string;
};
});
onBeforeMount(async () => {
let epoch_interval = null;
printable = ntopng_url_manager.get_url_entry("printable") == "true";
if (props.context.page == "report" || props.context.page == "vs-report") {
if (props.context.page == "report") {
epoch_interval = ntopng_utility.check_and_set_default_time_interval(undefined, undefined, true, "min");
} else if (props.context.page == "vs-report") {
epoch_interval = ntopng_utility.check_and_set_default_time_interval(undefined, undefined, true);
}
main_epoch_interval.value = epoch_interval;
}
await set_templates_list();
let report_name = ntopng_url_manager.get_url_entry("report_name");
if (report_name != null && report_name != "") {
/* Report name provided - open a report backup */
await open_report(report_name);
} else {
/* Load a template and build a new report */
await load_components(epoch_interval, selected_report_template.value.value);
}
if (printable == true) {
set_report_title();
// await nextTick();
// ntopng_sync.ready("print_report");
}
});
onMounted(async () => {
if (props.context.page == "dashboard") {
start_dashboard_refresh_loop();
}
// if (printable == true) {
// await ntopng_sync.on_ready("print_report");
// }
});
async function set_templates_list() {
const url_request = props.context.template_list_endpoint;
let res = await ntopng_utility.http_request(url_request);
if (res?.list == null) { return; }
reports_templates.value = res.list.map((t) => {
return {
value: t.name,
label: t.label,
disabled: false,
toolbox: t.toolbox,
is_open_report: false,
};
});
const report_template_value = ntopng_url_manager.get_url_entry("report_template") || props.context.template;
selected_report_template.value = reports_templates.value.find((t) => t.value == report_template_value);
if (selected_report_template.value == null) {
selected_report_template.value = reports_templates.value[0];
}
}
let dasboard_loop_interval;
/* Dashboard update interval/frequency */
const loop_interval = 10 * 1000;
function start_dashboard_refresh_loop() {
dasboard_loop_interval = setInterval(() => {
set_components_epoch_interval();
}, loop_interval);
}
function set_components_filter(filter_id, filter_value) {
if (filter_value) { filter_value = filter_value + ";eq"; }
ntopng_url_manager.set_key_to_url(filter_id, filter_value);
components.value.forEach((c, i) => {
update_component_filters(c, filter_id, filter_value);
});
}
function set_components_epoch_interval(epoch_interval) {
if (epoch_interval) {
main_epoch_interval.value = epoch_interval;
}
components.value.forEach((c, i) => {
update_component_epoch_interval(c, epoch_interval);
});
}
/* This is used to reset the filters putting all of them to the ALL value */
function reset_filters() {
/* Iterate all the filters available */
for (const [filter, value] of Object.entries(all_available_filters.value)) {
/* Set each filter to the ALL value (first value) */
set_components_filter(filter, value[0].value);
selected_filters.value[filter] = value[0];
/* Hide all the needed filters */
hide_nested_filters(filter);
}
}
/* This function loads the filters */
async function load_filters(filters_available, res) {
const added_filters_list = [];
if (!res) {
res = await ntopng_utility.http_request(`${props.context.report_filters_endpoint}`);
}
filters_available.forEach(async (element) => {
const id = element?.name || "";
const filter_options = res.find((el) => el.id == id)?.options;
/* Check the filters available, if no filter or only 1 filter is provided, hide the dropdown */
if (filter_options && filter_options.length > 1) {
let all_label = i18n('db_search.all.' + id)
if (dataUtils.isEmptyOrNull(all_label)) {
all_label = i18n('all') + " " + i18n('db_search.' + id);
}
/* Add the 'All' filter */
/* To be safe, add a default name */
filter_options.unshift({
value: null,
label: all_label
});
all_available_filters.value[id] = filter_options;
selected_filters.value[id] = filter_options[0];
filtered_filters.value[id] = filter_options
added_filters_list.push(id);
const nested = element?.nested || [];
if (nested.length > 0) {
nested_filters.value[id] = await load_filters(nested, res /* Skip the request to the backend */)
}
/* Now check the nested filters, they appear ONLY
* if the filter selected is not ALL (first entry)
*/
}
});
return added_filters_list;
}
async function load_components(epoch_interval, template_name) {
/* Enable REST calls */
data_from_backup = false;
let url_request = `${props.context.template_endpoint}?template=${template_name}`;
let res = await ntopng_utility.http_request(url_request);
components.value = res.list.filter((c) => components_dict[c.component] != null)
.map((c, index) => {
let c_ext = {
component_id: get_component_id(c.id, index),
filters: {},
...c
};
update_component_epoch_interval(c_ext, epoch_interval);
return c_ext;
});
reset_filters();
filters_to_show.value = await load_filters(res.filters);
await nextTick();
}
function update_component_epoch_interval(c, epoch_interval) {
const interval_seconds = timeframes_dict[c.time_window || "5_min"];
if (epoch_interval == null) {
const epoch_end = ntopng_utility.get_utc_seconds();
epoch_interval = { epoch_begin: epoch_end - interval_seconds, epoch_end: epoch_end };
}
const utc_offset = timeframes_dict[c.time_offset] || 0;
c.epoch_begin = epoch_interval.epoch_begin - utc_offset;
c.epoch_end = epoch_interval.epoch_end - utc_offset;
}
function update_component_filters(c, filter_id, filter_value) {
c.filters[filter_id] = filter_value;
}
/* ********************************************* */
/* This function hides the nested filters (the ones to not show) */
function hide_nested_filters(filter) {
const to_hide_filters = nested_filters.value[filter];
to_hide_filters?.forEach((filter_to_remove) => {
/* For each filter check if currently it's displayed */
if (filters_to_show.value.includes(filter_to_remove)) {
/* If it's displayed, then remove it */
filters_to_show.value = filters_to_show.value.filter((element) => {
return element != filter_to_remove;
});
/* Reset its value to the default one */
const all_value = all_available_filters.value[filter_to_remove][0];
selected_filters.value[filter_to_remove] = all_value;
set_components_filter(filter_to_remove, all_value.value)
}
})
}
/* ********************************************* */
/* This function shows the filters when clicking on a filter having a nested option */
function show_nested_filters(filter_to_check, currently_selected_filter) {
/* Gets the nested filters of the filter to check */
const show_filters = nested_filters.value[filter_to_check];
show_filters?.forEach((filter_to_add) => {
/* Get all the available options for the nested option */
const all_filters = all_available_filters.value[filter_to_add];
const filters_to_enable = [];
/* Check if the currently selected filter is the filter to check for the nested filters */
if (currently_selected_filter == filter_to_check) {
/* If it is, reset its value to the default ones */
const all_value = all_available_filters.value[filter_to_add][0];
selected_filters.value[filter_to_add] = all_value;
set_components_filter(filter_to_add, all_value.value)
}
/* Filter out the values of the nested filter that have to be hide */
all_filters?.forEach((element) => {
if (element.show_only_value === selected_filters.value[filter_to_check].value || element.value == null)
filters_to_enable.push(element);
});
/* Add the remaining values to the array that shows the filters */
if (!filters_to_show.value.includes(filter_to_add)) {
const index_to_push = filters_to_show.value.indexOf(filter_to_check);
filters_to_show.value.splice(index_to_push + 1, 0, filter_to_add);
}
filters_to_enable.length > 0 ?
filtered_filters.value[filter_to_add] = filters_to_enable :
delete filtered_filters.value[filter_to_add]
})
}
/* ********************************************* */
/* This function is called whenever a filter is clicked */
function select_filter(option, filter_id) {
/* Set the filter, ready for the rest */
set_components_filter(filter_id, option.value);
for (const [filter, _] of Object.entries(all_available_filters.value)) {
/* Iterate all the available filters and hide the ones to hide
* and show the ones to show
*/
const filter_to_check = selected_filters.value[filter];
filter_to_check?.value ? show_nested_filters(filter, filter_id) : hide_nested_filters(filter);
}
}
/* ********************************************* */
function select_report_template() {
if (printable == true) {
set_report_title();
}
if (selected_report_template.value.is_open_report == true) {
return;
}
components_info = {};
update_templates_list();
const global_status = ntopng_status_manager.get_status(true);
let epoch_interval = { epoch_begin: global_status.epoch_begin, epoch_end: global_status.epoch_end };
if (data_from_backup == true) { // last report selected it was a saved report and then we must to restore default timestamp
epoch_interval = ntopng_utility.set_default_time_interval(undefined, "min");
ntopng_events_manager.emit_event(ntopng_events.EPOCH_CHANGE, epoch_interval, props.context.page);
}
load_components(epoch_interval, selected_report_template.value.value);
}
function get_component_id(id, index) {
return `${page_id}_${id}_${index}`;
}
function show_store_report_modal() {
modal_store_report.value.show();
}
function show_open_report_modal() {
modal_open_report.value.show();
}
function show_upload_report_modal() {
modal_upload_report.value.show();
}
function get_suggested_report_name() {
let name = "report";
if (props.context.page == "vs-report") {
name = props.context.title;
} else if (main_epoch_interval.value &&
main_epoch_interval.value.epoch_end) {
name += "-" + ntopng_utility.from_utc_to_server_date_format(main_epoch_interval.value.epoch_end * 1000, 'DD-MM-YYYY');
}
return name;
}
const upload_report = async (content_string) => {
let content = JSON.parse(content_string);
set_report(content, content.name);
ntopng_url_manager.delete_key_from_url("report_name");
}
function set_report(content, name) {
update_templates_list(name);
const epoch_status = { epoch_begin: content.epoch_begin, epoch_end: content.epoch_end };
ntopng_events_manager.emit_event(ntopng_events.EPOCH_CHANGE, epoch_status, props.context.page);
load_report(content);
}
const list_reports = async () => {
let url = `${props.context.report_list_endpoint}?ifid=${props.context.ifid}`;
let files_obj = await ntopng_utility.http_request(url);
let files = ntopng_utility.object_to_array(files_obj);
/* Return array of [{ name: String, epoch: Number }, ...] */
return files;
}
const load_report = async (content) => {
let tmp_epoch_interval = {
epoch_begin: content.epoch_begin,
epoch_end: content.epoch_end
};
let tmp_template = content.template;
let tmp_components_data = content.data;
let tmp_components_info = {};
for (let key in tmp_components_data) {
let info = {
data: tmp_components_data[key],
};
tmp_components_info[key] = info;
}
/* Disable REST calls */
data_from_backup = true;
/* Set the cached data from the backup */
components_info = tmp_components_info;
/* Change the components (template) from the backup */
components.value = tmp_template;
/* Change the time interval on components */
set_components_epoch_interval(tmp_epoch_interval);
}
const open_report = async (file_name) => {
let url = `${props.context.report_open_endpoint}?ifid=${props.context.ifid}&report_name=${file_name}`;
let content = await ntopng_utility.http_request(url);
if (content) {
set_report(content, file_name);
warning_message.value = "";
} else {
warning_message.value = _i18n("report.unable_to_open");
}
}
function update_templates_list(report_name_to_open) {
reports_templates.value = reports_templates.value.filter((t) => t.is_open_report == false);
if (report_name_to_open == null) { // in this case is selected a report_template
ntopng_url_manager.set_key_to_url("report_template", selected_report_template.value.value);
ntopng_url_manager.delete_key_from_url("report_name");
return;
}
let t_entry = {
value: report_name_to_open,
label: _i18n("dashboard.custom"),
disabled: false,
toolbox: null,
is_open_report: true,
};
reports_templates.value.push(t_entry);
selected_report_template.value = t_entry;
ntopng_url_manager.set_key_to_url("report_name", selected_report_template.value.value);
ntopng_url_manager.delete_key_from_url("report_template");
}
const delete_report = async (file_name) => {
let success = false;
let params = {
csrf: props.context.csrf,
ifid: props.context.ifid,
report_name: file_name
};
let url = `${props.context.report_delete_endpoint}`;
try {
let headers = {
'Content-Type': 'application/json'
};
await ntopng_utility.http_request(url, { method: 'post', headers, body: JSON.stringify(params) });
success = true;
} catch (err) {
console.error(err);
}
return success;
}
/* Dump report content - keep in sync with dashboard_utils.build_report (lua) */
const serialize_report = async (name) => {
let components_data = {};
for (var key in components_info) {
components_data[key] = await components_info[key].data;
}
let content = {
version: "1.0", // Report dump version
name: name,
template: components.value,
data: components_data
};
if (main_epoch_interval.value &&
main_epoch_interval.value.epoch_begin &&
main_epoch_interval.value.epoch_end) {
content.epoch_begin = main_epoch_interval.value.epoch_begin;
content.epoch_end = main_epoch_interval.value.epoch_end;
}
return JSON.stringify(content);
}
const store_report = async (file_name) => {
let success = false;
let data = {
csrf: props.context.csrf,
ifid: props.context.ifid,
report_name: file_name,
content: await serialize_report(file_name)
};
let url = `${props.context.report_store_endpoint}`;
try {
let headers = {
'Content-Type': 'application/json'
};
await ntopng_utility.http_request(url, { method: 'post', headers, body: JSON.stringify(data) });
success = true;
} catch (err) {
console.error(err);
}
return success;
}
async function download_report() {
var name = get_suggested_report_name();
var filename = name + '.json';
var content = await serialize_report(name);
var element = document.createElement('a');
element.setAttribute('href', 'data:text/plain;charset=utf-8,' + encodeURIComponent(content));
element.setAttribute('download', filename);
element.style.display = 'none';
document.body.appendChild(element);
element.click();
document.body.removeChild(element);
}
function print_report() {
if (printable == true) {
window.print();
return false;
}
let url_params_obj = ntopng_url_manager.get_url_object();
url_params_obj.printable = true;
const params = ntopng_url_manager.obj_to_url_params(url_params_obj);
let url = `${window.location.origin}${window.location.pathname}?${params}`;
//const print_key = "printable";
//ntopng_url_manager.set_key_to_url(print_key, true);
ntopng_url_manager.open_new_window(url);
//ntopng_url_manager.delete_key_from_url(print_key);
// $(report_box.value).print({mediaPrint: true, timeout: 1000});
// $(report_box.value).print();
}
function get_time_interval_string(epoch_begin, epoch_end) {
if (disable_date.value == true) { return ""; }
const epoch_begin_msec = epoch_begin * 1000;
const epoch_end_msec = epoch_end * 1000;
const begin_date = ntopng_utility.from_utc_to_server_date_format(epoch_begin_msec, 'DD/MM/YYYY');
const begin_time = ntopng_utility.from_utc_to_server_date_format(epoch_begin_msec, 'HH:mm:ss');
const end_date = ntopng_utility.from_utc_to_server_date_format(epoch_end_msec, 'DD/MM/YYYY');
const end_time = ntopng_utility.from_utc_to_server_date_format(epoch_end_msec, 'HH:mm:ss');
const begin = `${begin_date} ${begin_time}`;
const end = (begin_date == end_date) ? `${end_time}` : `${end_date} ${end_time}`;
return `${begin} - ${end}`;
}
function set_report_title() {
const epoch_interval = ntopng_status_manager.get_status(true);
const time_interval_string = get_time_interval_string(epoch_interval.epoch_begin, epoch_interval.epoch_end);
let title = `ntopng - Report ${selected_report_template.value.label} ${time_interval_string}`;
document.title = title;
}
/* Callback to request REST data from components */
function get_component_data_func(component) {
const get_component_data = async (url, url_params, post_params) => {
let info = {};
if (data_from_backup) {
if (!components_info[component.component_id]) { /* Safety check */
console.error("No data for " + component.component_id);
info.data = {};
} else {
info = components_info[component.component_id];
}
} else {
/* Check if there is already a promise for the same request */
if (components_info[component.component_id]) {
info = components_info[component.component_id];
if (info.data) {
await info.data; /* wait in case of previous pending requests */
}
}
const data_url = `${url}?${url_params}`;
loading.value = true;
if (post_params) {
info.data = ntopng_utility.http_post_request(data_url, post_params)
} else {
info.data = ntopng_utility.http_request(data_url);
}
info.data.then(() => {
loading.value = false;
});
components_info[component.component_id] = info;
}
return info.data;
};
return get_component_data
}
/* Callback to request REST data from components */
function set_component_attr_func(component) {
const set_component_attr = async (attr, value) => {
component[attr] = value;
}
return set_component_attr;
}
</script>
<style scoped>
@media print {
.dontprint {
display: none;
}
.pagebreak-begin {
page-break-before: always;
}
.pagebreak-end {
page-break-after: always !important;
}
.print-element-class {
page-break-inside: avoid !important;
page-break-after: auto
}
}
/* @media print and (orientation: portrait) and (max-width: 297mm){ */
/* .col-4 { */
/* width: 50% !important; */
/* flex: 0 0 auto; */
/* } */
/* } */
@page {
/* size: A3 landscape; */
/* position:absolute; width:100%; top:0;left:0;right:0;bottom:0; padding:0; margin:-1px; */
}
/* Print on A4 */
@media print and (max-width: 297mm) and (min-width: 210mm) {
/* .row { */
/* padding-left: 0; */
/* padding-right: 0; */
/* margin-left: -10rem; */
/* margin-right: 0; */
/* } */
.col-4 {
width: 50% !important;
flex: 0 0 auto;
}
}
/* Print on A5 (commented out as this is not working on Chrome/Safari) */
/* @media print and (max-width: 148mm){ */
/* .col-4 { */
/* width: 100% !important; */
/* flex: 0 0 auto; */
/* } */
/* .col-6 { */
/* width: 100% !important; */
/* flex: 0 0 auto; */
/* } */
/* } */
.align-center {}
</style>