3 files changed, 139 insertions, 0 deletions
diff --git a/packages/gitbook-plugin-sharing/src/components/ShareButton.js b/packages/gitbook-plugin-sharing/src/components/ShareButton.js
new file mode 100644
index 0000000..8983423
--- /dev/null
+++ b/packages/gitbook-plugin-sharing/src/components/ShareButton.js
@@ -0,0 +1,47 @@
+const GitBook = require('gitbook-core');
+const { React, Dropdown, Backdrop } = GitBook;
+
+const SITES = require('../SITES');
+
+// Share button with dropdown list of sites
+const ShareButton = React.createClass({
+    propTypes: {
+        siteIds: React.PropTypes.arrayOf(React.PropTypes.string).isRequired,
+        onShare: React.PropTypes.func.isRequired
+    },
+
+    getInitialState() {
+        return { open: false };
+    },
+
+    onToggle() {
+        const { open } = this.state;
+        this.setState({ open: !open });
+    },
+
+    render() {
+        const { siteIds, onShare } = this.props;
+        const { open } = this.state;
+
+        return (
+            <Dropdown.Container>
+                {open ? <Backdrop onClose={this.onToggle} /> : null}
+
+                <GitBook.Button onClick={this.onToggle}>
+                    <GitBook.Icon id="share-alt" />
+                </GitBook.Button>
+
+                {open ? (
+                    <Dropdown.Menu>
+                        {siteIds.map((id) => (
+                            <Dropdown.ItemLink onClick={() => onShare(SITES[id])} key={id}>
+                                {SITES[id].label}
+                            </Dropdown.ItemLink>
+                        ))}
+                    </Dropdown.Menu>) : null}
+            </Dropdown.Container>
+        );
+    }
+});
+
+module.exports = ShareButton;
diff --git a/packages/gitbook-plugin-sharing/src/components/SharingButtons.js b/packages/gitbook-plugin-sharing/src/components/SharingButtons.js
new file mode 100644
index 0000000..4f5ada9
--- /dev/null
+++ b/packages/gitbook-plugin-sharing/src/components/SharingButtons.js
@@ -0,0 +1,63 @@
+const GitBook = require('gitbook-core');
+const { React } = GitBook;
+
+const SITES = require('../SITES');
+const optionsShape = require('../shapes/options');
+const SiteButton = require('./SiteButton');
+const ShareButton = require('./ShareButton');
+
+/**
+ * Displays the group of sharing buttons
+ */
+const SharingButtons = React.createClass({
+    propTypes: {
+        options: optionsShape.isRequired,
+        page: GitBook.PropTypes.Page.isRequired
+    },
+
+    onShare(site) {
+        site.onShare(location.href, this.props.page.title);
+    },
+
+    render() {
+        const { options } = this.props;
+
+        // Highlighted sites
+        const mainButtons = SITES
+            .ALL
+            .filter(id => options[id])
+            .map(id => <SiteButton key={id} onShare={this.onShare} site={SITES[id]} />);
+
+        // Other sites
+        let shareButton = undefined;
+        if (options.all.length > 0) {
+            shareButton = (
+                <ShareButton siteIds={options.all}
+                             onShare={this.onShare} />
+            );
+        }
+
+        return (
+            <GitBook.ButtonGroup>
+                { mainButtons }
+                { shareButton }
+            </GitBook.ButtonGroup>
+        );
+    }
+});
+
+function mapStateToProps(state) {
+    let options = state.config.getIn(['pluginsConfig', 'sharing']);
+    if (options) {
+        options = options.toJS();
+    } else {
+        options = { all: [] };
+    }
+
+    return {
+        page: state.page,
+        options
+    };
+}
+
+module.exports = GitBook.connect(SharingButtons, mapStateToProps);
diff --git a/packages/gitbook-plugin-sharing/src/components/SiteButton.js b/packages/gitbook-plugin-sharing/src/components/SiteButton.js
new file mode 100644
index 0000000..e03720d
--- /dev/null
+++ b/packages/gitbook-plugin-sharing/src/components/SiteButton.js
@@ -0,0 +1,29 @@
+const GitBook = require('gitbook-core');
+const { React } = GitBook;
+
+const siteShape = require('../shapes/site');
+
+// An individual site sharing button
+const SiteButton = React.createClass({
+    propTypes: {
+        site: siteShape.isRequired,
+        onShare: React.PropTypes.func.isRequired
+    },
+
+    onClick(e) {
+        e.preventDefault();
+        this.props.onShare(this.props.site);
+    },
+
+    render() {
+        const { site } = this.props;
+
+        return (
+            <GitBook.Button onClick={this.onClick}>
+                <GitBook.Icon id={site.icon}/>
+            </GitBook.Button>
+        );
+    }
+});
+
+module.exports = SiteButton;