Remove typocheck, it has to many false positives

src/pretix/presale/forms/checkout.py

@@ -30,7 +30,7 @@ class ContactForm(forms.Form):
                              help_text=_('Make sure to enter a valid email address. We will send you an order '
                                          'confirmation including a link that you need in case you want to make '
                                          'modifications to your order or download your ticket later.'),
-                             widget=forms.EmailInput(attrs={'data-typocheck-target': '1', 'autofocus': 'autofocus'}))
+                             widget=forms.EmailInput(attrs={'autofocus': 'autofocus'}))
 
     def __init__(self, *args, **kwargs):
         self.event = kwargs.pop('event')
@@ -90,9 +90,8 @@ class InvoiceAddressForm(forms.ModelForm):
         widgets = {
             'is_business': BusinessBooleanRadio,
             'street': forms.Textarea(attrs={'rows': 2, 'placeholder': _('Street and Number')}),
-            'company': forms.TextInput(attrs={'data-typocheck-source': '1',
-                                              'data-display-dependency': '#id_is_business_1'}),
-            'name': forms.TextInput(attrs={'data-typocheck-source': '1'}),
+            'company': forms.TextInput(attrs={'data-display-dependency': '#id_is_business_1'}),
+            'name': forms.TextInput(attrs={}),
             'vat_id': forms.TextInput(attrs={'data-display-dependency': '#id_is_business_1'}),
             'internal_reference': forms.TextInput,
         }
@@ -217,7 +216,6 @@ class QuestionsForm(forms.Form):
                 max_length=255, required=event.settings.attendee_names_required,
                 label=_('Attendee name'),
                 initial=(cartpos.attendee_name if cartpos else orderpos.attendee_name),
-                widget=forms.TextInput(attrs={'data-typocheck-source': '1'}),
             )
         if item.admission and event.settings.attendee_emails_asked:
             self.fields['attendee_email'] = forms.EmailField(

src/pretix/presale/templates/pretixpresale/base.html

@@ -27,7 +27,6 @@
         <script type="text/javascript" src="{% static "pretixbase/js/asynctask.js" %}"></script>
         <script type="text/javascript" src="{% static "pretixbase/js/asyncdownload.js" %}"></script>
         <script type="text/javascript" src="{% static "pretixpresale/js/ui/cart.js" %}"></script>
-        <script type="text/javascript" src="{% static "pretixpresale/js/ui/typocheck.js" %}"></script>
         <script type="text/javascript" src="{% static "lightbox/js/lightbox.min.js" %}"></script>
     {% endcompress %}
     <meta name="referrer" content="origin">

src/pretix/static/pretixpresale/js/ui/typocheck.js

@@ -1,80 +0,0 @@
-/*global $,gettext,ngettext */
-
-function typocheck() {
-    var $target = $("input[data-typocheck-target]"),
-        $sources = $("input[data-typocheck-source]"),
-        orig_val = $target.val(),
-        words = [];
-
-    function regexEscape(str) {
-        return str.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&");
-    }
-
-    $sources.each(function () {
-        $.each($(this).val().toLowerCase().split(' '), function (i, w) {
-            if (w && w.length > 5) {
-                words.push(w);
-                words.push(w.replace('-', ''));
-            }
-        });
-    });
-    words.push(
-        '@gmail.', '@web.', '@gmx.', '@hotmail.', '@live.', '@outlook.', '@yahoo.', '@msn.', '@me.',
-        '@verizon.', '@mac.', '@icloud.', '@inbox.', '@rocketmail.', '@bt.', '@orange.',
-        '@online.', '@t-online.', '@googlemail.'
-    );
-
-    var word, patterns, i, j, k, r,
-        val = orig_val;
-    for (i = 0; i < words.length; i++) {
-        word = words[i];
-        patterns = [];
-        for (j = 0; j < word.length; j++) {
-            if (j > 0) {
-                patterns.push(regexEscape(word.slice(0, j)) + '.' + regexEscape(word.slice(j)));
-            }
-            if (j > 0 || word.slice(0, 1) !== '@') {
-                patterns.push(regexEscape(word.slice(0, j)) + '.' + regexEscape(word.slice(j + 1)));
-                patterns.push(regexEscape(word.slice(0, j)) + regexEscape(word.slice(j + 1, j + 2)) + regexEscape(word.slice(j, j + 1)) + regexEscape(word.slice(j + 2)));
-            }
-            patterns.push(regexEscape(word.slice(0, j)) + regexEscape(word.slice(j + 1)));
-        }
-
-        // Remove conflicting patterns (i.e. gmail.com shouldn't correct email.com)
-        for (j = patterns.length - 1; j >= 0; j--) {
-            r = new RegExp(patterns[j]);
-            for (k = 0; k < words.length; k++) {
-                if (k === i) {
-                    continue;
-                }
-                if (words[k].match(r)) {
-                    patterns.splice(j, 1);
-                }
-            }
-        }
-        var newval = val.replace(new RegExp('(' + patterns.join('|') + ')', 'i'), word);
-        if (newval.split("@").length === 2) {
-            val = newval;
-        }
-    }
-    val = val.replace(/gmail\.(?!com$)[a-z]*$/i, 'gmail.com');
-
-    var changed = (val.toLowerCase() != orig_val.toLowerCase());
-    $(".typo-alert").toggle(changed).find("[data-typosuggest]").text(val);
-    $(".typo-alert").find("[data-typodisplay]").text(orig_val);
-}
-
-$(document).ready(function () {
-    if ($("input[data-typocheck-target]").length === 0) {
-        return;
-    }
-
-    $('body').on('change', 'input[data-typocheck-target], input[data-typocheck-source]', function () {
-        typocheck();
-    });
-    $(".typo-alert span[data-typosuggest]").click(function () {
-        $("input[data-typocheck-target]").val($(this).text());
-        $(".typo-alert").slideUp();
-    })
-    typocheck();
-});