mirror of
https://github.com/dgtlmoon/changedetection.io.git
synced 2026-11-05 13:37:12 +00:00
95 lines
3.4 KiB
Python
95 lines
3.4 KiB
Python
"""
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Configuration forms for fast screenshot comparison processor.
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"""
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from wtforms import SelectField, StringField, validators, ValidationError
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from changedetectionio.forms import processor_text_json_diff_form
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import re
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from changedetectionio.processors.image_ssim_diff import SCREENSHOT_COMPARISON_THRESHOLD_OPTIONS
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def validate_bounding_box(form, field):
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"""Validate bounding box format: x,y,width,height with integers."""
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if not field.data:
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return # Optional field
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if len(field.data) > 100:
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raise ValidationError('Bounding box value is too long')
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# Should be comma-separated integers
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if not re.match(r'^\d+,\d+,\d+,\d+$', field.data):
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raise ValidationError('Bounding box must be in format: x,y,width,height (integers only)')
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# Validate values are reasonable (not negative, not ridiculously large)
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parts = [int(p) for p in field.data.split(',')]
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for part in parts:
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if part < 0:
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raise ValidationError('Bounding box values must be non-negative')
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if part > 10000: # Reasonable max screen dimension
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raise ValidationError('Bounding box values are too large')
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def validate_selection_mode(form, field):
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"""Validate selection mode value."""
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if not field.data:
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return # Optional field
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if field.data not in ['element', 'draw']:
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raise ValidationError('Selection mode must be either "element" or "draw"')
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class processor_settings_form(processor_text_json_diff_form):
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"""Form for fast image comparison processor settings."""
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comparison_threshold = SelectField(
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'Screenshot Comparison Sensitivity',
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choices=[
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('', 'Use global default')
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] + SCREENSHOT_COMPARISON_THRESHOLD_OPTIONS,
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validators=[validators.Optional()],
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default=''
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)
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# Processor-specific config fields (stored in separate JSON file)
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processor_config_bounding_box = StringField(
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'Bounding Box',
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validators=[
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validators.Optional(),
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validators.Length(max=100, message='Bounding box value is too long'),
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validate_bounding_box
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],
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render_kw={"style": "display: none;", "id": "bounding_box"}
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)
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processor_config_selection_mode = StringField(
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'Selection Mode',
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validators=[
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validators.Optional(),
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validators.Length(max=20, message='Selection mode value is too long'),
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validate_selection_mode
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],
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render_kw={"style": "display: none;", "id": "selection_mode"}
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)
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def extra_tab_content(self):
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"""Tab label for processor-specific settings."""
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return 'Screenshot Comparison'
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def extra_form_content(self):
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"""Render processor-specific form fields."""
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return '''
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{% from '_helpers.html' import render_field %}
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<fieldset>
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<legend>Screenshot Comparison Settings</legend>
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<div class="pure-control-group">
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{{ render_field(form.comparison_threshold) }}
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<span class="pure-form-message-inline">
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Controls how sensitive the screenshot comparison is to visual changes.<br>
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<strong>Higher sensitivity</strong> = detects smaller changes but may trigger on minor rendering differences.<br>
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Select "Use global default" to inherit the system-wide setting.
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</span>
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</div>
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</fieldset>
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'''
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