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social_media_platform
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Development of an internal social media platform with personalised dashboards for students
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social_media_platform/application/static/bootstrap/js/bootstrap.bundle.min.js

bootstrap.bundle.min.js 68KB
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  1. /*!

  2.   * Bootstrap v4.0.0-beta.2 (https://getbootstrap.com)

  3.   * Copyright 2011-2017 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)

  4.   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)

  5.   */

  6. var bootstrap=function(t,e){"use strict";function n(t,e){for(var n=0;n<e.length;n++){var i=e[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,i.key,i)}}function i(t){return t&&"[object Function]"==={}.toString.call(t)}function r(t,e){if(1!==t.nodeType)return[];var n=window.getComputedStyle(t,null);return e?n[e]:n}function o(t){return"HTML"===t.nodeName?t:t.parentNode||t.host}function s(t){if(!t||-1!==["HTML","BODY","#document"].indexOf(t.nodeName))return window.document.body;var e=r(t),n=e.overflow,i=e.overflowX;return/(auto|scroll)/.test(n+e.overflowY+i)?t:s(o(t))}function a(t){var e=t&&t.offsetParent,n=e&&e.nodeName;return n&&"BODY"!==n&&"HTML"!==n?-1!==["TD","TABLE"].indexOf(e.nodeName)&&"static"===r(e,"position")?a(e):e:window.document.documentElement}function l(t){var e=t.nodeName;return"BODY"!==e&&("HTML"===e||a(t.firstElementChild)===t)}function c(t){return null!==t.parentNode?c(t.parentNode):t}function 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t=r._getParentFromElement(this._element),n=e(this._menu).hasClass(a.SHOW);if(r._clearMenus(),!n){var i={relatedTarget:this._element},o=e.Event(s.SHOW,i);if(e(t).trigger(o),!o.isDefaultPrevented()){var c=this._element;e(t).hasClass(a.DROPUP)&&(e(this._menu).hasClass(a.MENULEFT)||e(this._menu).hasClass(a.MENURIGHT))&&(c=t),this._popper=new _t(c,this._menu,this._getPopperConfig()),"ontouchstart"in document.documentElement&&!e(t).closest(l.NAVBAR_NAV).length&&e("body").children().on("mouseover",null,e.noop),this._element.focus(),this._element.setAttribute("aria-expanded",!0),e(this._menu).toggleClass(a.SHOW),e(t).toggleClass(a.SHOW).trigger(e.Event(s.SHOWN,i))}}}},u.dispose=function(){e.removeData(this._element,n),e(this._element).off(i),this._element=null,this._menu=null,null!==this._popper&&this._popper.destroy(),this._popper=null},u.update=function(){this._inNavbar=this._detectNavbar(),null!==this._popper&&this._popper.scheduleUpdate()},u._addEventListeners=function(){var t=this;e(this._element).on(s.CLICK,function(e){e.preventDefault(),e.stopPropagation(),t.toggle()})},u._getConfig=function(n){return n=e.extend({},this.constructor.Default,e(this._element).data(),n),X.typeCheckConfig(t,n,this.constructor.DefaultType),n},u._getMenuElement=function(){if(!this._menu){var t=r._getParentFromElement(this._element);this._menu=e(t).find(l.MENU)[0]}return this._menu},u._getPlacement=function(){var t=e(this._element).parent(),n=c.BOTTOM;return t.hasClass(a.DROPUP)?(n=c.TOP,e(this._menu).hasClass(a.MENURIGHT)&&(n=c.TOPEND)):e(this._menu).hasClass(a.MENURIGHT)&&(n=c.BOTTOMEND),n},u._detectNavbar=function(){return e(this._element).closest(".navbar").length>0},u._getPopperConfig=function(){var t=this,n={};"function"==typeof this._config.offset?n.fn=function(n){return n.offsets=e.extend({},n.offsets,t._config.offset(n.offsets)||{}),n}:n.offset=this._config.offset;var i={placement:this._getPlacement(),modifiers:{offset:n,flip:{enabled:this._config.flip}}};return this._inNavbar&&(i.modifiers.applyStyle={enabled:!this._inNavbar}),i},r._jQueryInterface=function(t){return this.each(function(){var i=e(this).data(n),o="object"==typeof t?t:null;if(i||(i=new r(this,o),e(this).data(n,i)),"string"==typeof t){if("undefined"==typeof i[t])throw new Error('No method named "'+t+'"');i[t]()}})},r._clearMenus=function(t){if(!t||3!==t.which&&("keyup"!==t.type||9===t.which))for(var i=e.makeArray(e(l.DATA_TOGGLE)),o=0;o<i.length;o++){var c=r._getParentFromElement(i[o]),f=e(i[o]).data(n),h={relatedTarget:i[o]};if(f){var u=f._menu;if(e(c).hasClass(a.SHOW)&&!(t&&("click"===t.type&&/input|textarea/i.test(t.target.tagName)||"keyup"===t.type&&9===t.which)&&e.contains(c,t.target))){var d=e.Event(s.HIDE,h);e(c).trigger(d),d.isDefaultPrevented()||("ontouchstart"in document.documentElement&&e("body").children().off("mouseover",null,e.noop),i[o].setAttribute("aria-expanded","false"),e(u).removeClass(a.SHOW),e(c).removeClass(a.SHOW).trigger(e.Event(s.HIDDEN,h)))}}}},r._getParentFromElement=function(t){var n,i=X.getSelectorFromElement(t);return i&&(n=e(i)[0]),n||t.parentNode},r._dataApiKeydownHandler=function(t){if(!(!o.test(t.which)||/button/i.test(t.target.tagName)&&32===t.which||/input|textarea/i.test(t.target.tagName)||(t.preventDefault(),t.stopPropagation(),this.disabled||e(this).hasClass(a.DISABLED)))){var n=r._getParentFromElement(this),i=e(n).hasClass(a.SHOW);if((i||27===t.which&&32===t.which)&&(!i||27!==t.which&&32!==t.which)){var s=e(n).find(l.VISIBLE_ITEMS).get();if(s.length){var c=s.indexOf(t.target);38===t.which&&c>0&&c--,40===t.which&&c<s.length-1&&c++,c<0&&(c=0),s[c].focus()}}else{if(27===t.which){var f=e(n).find(l.DATA_TOGGLE)[0];e(f).trigger("focus")}e(this).trigger("click")}}},q(r,null,[{key:"VERSION",get:function(){return"4.0.0-beta.2"}},{key:"Default",get:function(){return f}},{key:"DefaultType",get:function(){return h}}]),r}();return e(document).on(s.KEYDOWN_DATA_API,l.DATA_TOGGLE,u._dataApiKeydownHandler).on(s.KEYDOWN_DATA_API,l.MENU,u._dataApiKeydownHandler).on(s.CLICK_DATA_API+" "+s.KEYUP_DATA_API,u._clearMenus).on(s.CLICK_DATA_API,l.DATA_TOGGLE,function(t){t.preventDefault(),t.stopPropagation(),u._jQueryInterface.call(e(this),"toggle")}).on(s.CLICK_DATA_API,l.FORM_CHILD,function(t){t.stopPropagation()}),e.fn[t]=u._jQueryInterface,e.fn[t].Constructor=u,e.fn[t].noConflict=function(){return e.fn[t]=r,u._jQueryInterface},u}(),Et=function(){var t="modal",n=".bs.modal",i=e.fn[t],r={backdrop:!0,keyboard:!0,focus:!0,show:!0},o={backdrop:"(boolean|string)",keyboard:"boolean",focus:"boolean",show:"boolean"},s={HIDE:"hide.bs.modal",HIDDEN:"hidden.bs.modal",SHOW:"show.bs.modal",SHOWN:"shown.bs.modal",FOCUSIN:"focusin.bs.modal",RESIZE:"resize.bs.modal",CLICK_DISMISS:"click.dismiss.bs.modal",KEYDOWN_DISMISS:"keydown.dismiss.bs.modal",MOUSEUP_DISMISS:"mouseup.dismiss.bs.modal",MOUSEDOWN_DISMISS:"mousedown.dismiss.bs.modal",CLICK_DATA_API:"click.bs.modal.data-api"},a={SCROLLBAR_MEASURER:"modal-scrollbar-measure",BACKDROP:"modal-backdrop",OPEN:"modal-open",FADE:"fade",SHOW:"show"},l={DIALOG:".modal-dialog",DATA_TOGGLE:'[data-toggle="modal"]',DATA_DISMISS:'[data-dismiss="modal"]',FIXED_CONTENT:".fixed-top, .fixed-bottom, .is-fixed, .sticky-top",STICKY_CONTENT:".sticky-top",NAVBAR_TOGGLER:".navbar-toggler"},c=function(){function i(t,n){this._config=this._getConfig(n),this._element=t,this._dialog=e(t).find(l.DIALOG)[0],this._backdrop=null,this._isShown=!1,this._isBodyOverflowing=!1,this._ignoreBackdropClick=!1,this._originalBodyPadding=0,this._scrollbarWidth=0}var c=i.prototype;return c.toggle=function(t){return this._isShown?this.hide():this.show(t)},c.show=function(t){var n=this;if(!this._isTransitioning&&!this._isShown){X.supportsTransitionEnd()&&e(this._element).hasClass(a.FADE)&&(this._isTransitioning=!0);var i=e.Event(s.SHOW,{relatedTarget:t});e(this._element).trigger(i),this._isShown||i.isDefaultPrevented()||(this._isShown=!0,this._checkScrollbar(),this._setScrollbar(),this._adjustDialog(),e(document.body).addClass(a.OPEN),this._setEscapeEvent(),this._setResizeEvent(),e(this._element).on(s.CLICK_DISMISS,l.DATA_DISMISS,function(t){return n.hide(t)}),e(this._dialog).on(s.MOUSEDOWN_DISMISS,function(){e(n._element).one(s.MOUSEUP_DISMISS,function(t){e(t.target).is(n._element)&&(n._ignoreBackdropClick=!0)})}),this._showBackdrop(function(){return n._showElement(t)}))}},c.hide=function(t){var n=this;if(t&&t.preventDefault(),!this._isTransitioning&&this._isShown){var i=e.Event(s.HIDE);if(e(this._element).trigger(i),this._isShown&&!i.isDefaultPrevented()){this._isShown=!1;var r=X.supportsTransitionEnd()&&e(this._element).hasClass(a.FADE);r&&(this._isTransitioning=!0),this._setEscapeEvent(),this._setResizeEvent(),e(document).off(s.FOCUSIN),e(this._element).removeClass(a.SHOW),e(this._element).off(s.CLICK_DISMISS),e(this._dialog).off(s.MOUSEDOWN_DISMISS),r?e(this._element).one(X.TRANSITION_END,function(t){return n._hideModal(t)}).emulateTransitionEnd(300):this._hideModal()}}},c.dispose=function(){e.removeData(this._element,"bs.modal"),e(window,document,this._element,this._backdrop).off(n),this._config=null,this._element=null,this._dialog=null,this._backdrop=null,this._isShown=null,this._isBodyOverflowing=null,this._ignoreBackdropClick=null,this._scrollbarWidth=null},c.handleUpdate=function(){this._adjustDialog()},c._getConfig=function(n){return n=e.extend({},r,n),X.typeCheckConfig(t,n,o),n},c._showElement=function(t){var n=this,i=X.supportsTransitionEnd()&&e(this._element).hasClass(a.FADE);this._element.parentNode&&this._element.parentNode.nodeType===Node.ELEMENT_NODE||document.body.appendChild(this._element),this._element.style.display="block",this._element.removeAttribute("aria-hidden"),this._element.scrollTop=0,i&&X.reflow(this._element),e(this._element).addClass(a.SHOW),this._config.focus&&this._enforceFocus();var r=e.Event(s.SHOWN,{relatedTarget:t}),o=function(){n._config.focus&&n._element.focus(),n._isTransitioning=!1,e(n._element).trigger(r)};i?e(this._dialog).one(X.TRANSITION_END,o).emulateTransitionEnd(300):o()},c._enforceFocus=function(){var t=this;e(document).off(s.FOCUSIN).on(s.FOCUSIN,function(n){document===n.target||t._element===n.target||e(t._element).has(n.target).length||t._element.focus()})},c._setEscapeEvent=function(){var t=this;this._isShown&&this._config.keyboard?e(this._element).on(s.KEYDOWN_DISMISS,function(e){27===e.which&&(e.preventDefault(),t.hide())}):this._isShown||e(this._element).off(s.KEYDOWN_DISMISS)},c._setResizeEvent=function(){var t=this;this._isShown?e(window).on(s.RESIZE,function(e){return t.handleUpdate(e)}):e(window).off(s.RESIZE)},c._hideModal=function(){var t=this;this._element.style.display="none",this._element.setAttribute("aria-hidden",!0),this._isTransitioning=!1,this._showBackdrop(function(){e(document.body).removeClass(a.OPEN),t._resetAdjustments(),t._resetScrollbar(),e(t._element).trigger(s.HIDDEN)})},c._removeBackdrop=function(){this._backdrop&&(e(this._backdrop).remove(),this._backdrop=null)},c._showBackdrop=function(t){var n=this,i=e(this._element).hasClass(a.FADE)?a.FADE:"";if(this._isShown&&this._config.backdrop){var r=X.supportsTransitionEnd()&&i;if(this._backdrop=document.createElement("div"),this._backdrop.className=a.BACKDROP,i&&e(this._backdrop).addClass(i),e(this._backdrop).appendTo(document.body),e(this._element).on(s.CLICK_DISMISS,function(t){n._ignoreBackdropClick?n._ignoreBackdropClick=!1:t.target===t.currentTarget&&("static"===n._config.backdrop?n._element.focus():n.hide())}),r&&X.reflow(this._backdrop),e(this._backdrop).addClass(a.SHOW),!t)return;if(!r)return void 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t=this;if(this._isBodyOverflowing){e(l.FIXED_CONTENT).each(function(n,i){var r=e(i)[0].style.paddingRight,o=e(i).css("padding-right");e(i).data("padding-right",r).css("padding-right",parseFloat(o)+t._scrollbarWidth+"px")}),e(l.STICKY_CONTENT).each(function(n,i){var r=e(i)[0].style.marginRight,o=e(i).css("margin-right");e(i).data("margin-right",r).css("margin-right",parseFloat(o)-t._scrollbarWidth+"px")}),e(l.NAVBAR_TOGGLER).each(function(n,i){var r=e(i)[0].style.marginRight,o=e(i).css("margin-right");e(i).data("margin-right",r).css("margin-right",parseFloat(o)+t._scrollbarWidth+"px")});var n=document.body.style.paddingRight,i=e("body").css("padding-right");e("body").data("padding-right",n).css("padding-right",parseFloat(i)+this._scrollbarWidth+"px")}},c._resetScrollbar=function(){e(l.FIXED_CONTENT).each(function(t,n){var i=e(n).data("padding-right");"undefined"!=typeof i&&e(n).css("padding-right",i).removeData("padding-right")}),e(l.STICKY_CONTENT+", "+l.NAVBAR_TOGGLER).each(function(t,n){var i=e(n).data("margin-right");"undefined"!=typeof i&&e(n).css("margin-right",i).removeData("margin-right")});var t=e("body").data("padding-right");"undefined"!=typeof t&&e("body").css("padding-right",t).removeData("padding-right")},c._getScrollbarWidth=function(){var t=document.createElement("div");t.className=a.SCROLLBAR_MEASURER,document.body.appendChild(t);var e=t.getBoundingClientRect().width-t.clientWidth;return document.body.removeChild(t),e},i._jQueryInterface=function(t,n){return this.each(function(){var r=e(this).data("bs.modal"),o=e.extend({},i.Default,e(this).data(),"object"==typeof t&&t);if(r||(r=new i(this,o),e(this).data("bs.modal",r)),"string"==typeof t){if("undefined"==typeof r[t])throw new Error('No method named "'+t+'"');r[t](n)}else o.show&&r.show(n)})},q(i,null,[{key:"VERSION",get:function(){return"4.0.0-beta.2"}},{key:"Default",get:function(){return r}}]),i}();return e(document).on(s.CLICK_DATA_API,l.DATA_TOGGLE,function(t){var n,i=this,r=X.getSelectorFromElement(this);r&&(n=e(r)[0]);var o=e(n).data("bs.modal")?"toggle":e.extend({},e(n).data(),e(this).data());"A"!==this.tagName&&"AREA"!==this.tagName||t.preventDefault();var a=e(n).one(s.SHOW,function(t){t.isDefaultPrevented()||a.one(s.HIDDEN,function(){e(i).is(":visible")&&i.focus()})});c._jQueryInterface.call(e(n),o,this)}),e.fn[t]=c._jQueryInterface,e.fn[t].Constructor=c,e.fn[t].noConflict=function(){return e.fn[t]=i,c._jQueryInterface},c}(),Tt=function(){if("undefined"==typeof _t)throw new Error("Bootstrap tooltips require Popper.js (https://popper.js.org)");var t="tooltip",n=".bs.tooltip",i=e.fn[t],r=new 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focus",title:"",delay:0,html:!1,selector:!1,placement:"top",offset:0,container:!1,fallbackPlacement:"flip"},l={SHOW:"show",OUT:"out"},c={HIDE:"hide"+n,HIDDEN:"hidden"+n,SHOW:"show"+n,SHOWN:"shown"+n,INSERTED:"inserted"+n,CLICK:"click"+n,FOCUSIN:"focusin"+n,FOCUSOUT:"focusout"+n,MOUSEENTER:"mouseenter"+n,MOUSELEAVE:"mouseleave"+n},f={FADE:"fade",SHOW:"show"},h={TOOLTIP:".tooltip",TOOLTIP_INNER:".tooltip-inner",ARROW:".arrow"},u={HOVER:"hover",FOCUS:"focus",CLICK:"click",MANUAL:"manual"},d=function(){function i(t,e){this._isEnabled=!0,this._timeout=0,this._hoverState="",this._activeTrigger={},this._popper=null,this.element=t,this.config=this._getConfig(e),this.tip=null,this._setListeners()}var d=i.prototype;return d.enable=function(){this._isEnabled=!0},d.disable=function(){this._isEnabled=!1},d.toggleEnabled=function(){this._isEnabled=!this._isEnabled},d.toggle=function(t){if(this._isEnabled)if(t){var n=this.constructor.DATA_KEY,i=e(t.currentTarget).data(n);i||(i=new this.constructor(t.currentTarget,this._getDelegateConfig()),e(t.currentTarget).data(n,i)),i._activeTrigger.click=!i._activeTrigger.click,i._isWithActiveTrigger()?i._enter(null,i):i._leave(null,i)}else{if(e(this.getTipElement()).hasClass(f.SHOW))return void this._leave(null,this);this._enter(null,this)}},d.dispose=function(){clearTimeout(this._timeout),e.removeData(this.element,this.constructor.DATA_KEY),e(this.element).off(this.constructor.EVENT_KEY),e(this.element).closest(".modal").off("hide.bs.modal"),this.tip&&e(this.tip).remove(),this._isEnabled=null,this._timeout=null,this._hoverState=null,this._activeTrigger=null,null!==this._popper&&this._popper.destroy(),this._popper=null,this.element=null,this.config=null,this.tip=null},d.show=function(){var t=this;if("none"===e(this.element).css("display"))throw new Error("Please use show on visible elements");var n=e.Event(this.constructor.Event.SHOW);if(this.isWithContent()&&this._isEnabled){e(this.element).trigger(n);var r=e.contains(this.element.ownerDocument.documentElement,this.element);if(n.isDefaultPrevented()||!r)return;var o=this.getTipElement(),s=X.getUID(this.constructor.NAME);o.setAttribute("id",s),this.element.setAttribute("aria-describedby",s),this.setContent(),this.config.animation&&e(o).addClass(f.FADE);var a="function"==typeof this.config.placement?this.config.placement.call(this,o,this.element):this.config.placement,c=this._getAttachment(a);this.addAttachmentClass(c);var u=!1===this.config.container?document.body:e(this.config.container);e(o).data(this.constructor.DATA_KEY,this),e.contains(this.element.ownerDocument.documentElement,this.tip)||e(o).appendTo(u),e(this.element).trigger(this.constructor.Event.INSERTED),this._popper=new _t(this.element,o,{placement:c,modifiers:{offset:{offset:this.config.offset},flip:{behavior:this.config.fallbackPlacement},arrow:{element:h.ARROW}},onCreate:function(e){e.originalPlacement!==e.placement&&t._handlePopperPlacementChange(e)},onUpdate:function(e){t._handlePopperPlacementChange(e)}}),e(o).addClass(f.SHOW),"ontouchstart"in document.documentElement&&e("body").children().on("mouseover",null,e.noop);var d=function(){t.config.animation&&t._fixTransition();var n=t._hoverState;t._hoverState=null,e(t.element).trigger(t.constructor.Event.SHOWN),n===l.OUT&&t._leave(null,t)};X.supportsTransitionEnd()&&e(this.tip).hasClass(f.FADE)?e(this.tip).one(X.TRANSITION_END,d).emulateTransitionEnd(i._TRANSITION_DURATION):d()}},d.hide=function(t){var n=this,i=this.getTipElement(),r=e.Event(this.constructor.Event.HIDE),o=function(){n._hoverState!==l.SHOW&&i.parentNode&&i.parentNode.removeChild(i),n._cleanTipClass(),n.element.removeAttribute("aria-describedby"),e(n.element).trigger(n.constructor.Event.HIDDEN),null!==n._popper&&n._popper.destroy(),t&&t()};e(this.element).trigger(r),r.isDefaultPrevented()||(e(i).removeClass(f.SHOW),"ontouchstart"in document.documentElement&&e("body").children().off("mouseover",null,e.noop),this._activeTrigger[u.CLICK]=!1,this._activeTrigger[u.FOCUS]=!1,this._activeTrigger[u.HOVER]=!1,X.supportsTransitionEnd()&&e(this.tip).hasClass(f.FADE)?e(i).one(X.TRANSITION_END,o).emulateTransitionEnd(150):o(),this._hoverState="")},d.update=function(){null!==this._popper&&this._popper.scheduleUpdate()},d.isWithContent=function(){return Boolean(this.getTitle())},d.addAttachmentClass=function(t){e(this.getTipElement()).addClass("bs-tooltip-"+t)},d.getTipElement=function(){return 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